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Loammi Baldwin Jr.
Loammi Baldwin Jr. (May 16, 1780 – June 30, 1838) was an American civil engineer. His father was Col. Loammi Baldwin, a prominent civil engineer. Biography Baldwin was born at North Woburn, Massachusetts living at Baldwin House aka "The Baldwin Mansion", educated at Westford Academy, and graduated from Harvard College in 1800. His early inclinations were towards mechanical subjects, and during his college life he made a clock which kept good time. In 1794 at age 14 he accompanied his father and two brothers (Cyrus, 22, and Benjamin, 17) on a nine-day consulting inspection visit from the famous canal engineer William Weston of the route of the Middlesex Canal. Later all five of Loammi Baldwin Senior's sons (Loammi Baldwin Jr., Benjamin Franklin Baldwin, Cyrus Baldwin, James Fowle Baldwin and George Rumford Baldwin) worked with their father on the ten-year construction of the Middlesex Canal. After graduation, he entered a law office in Groton, Massachusetts, where he c ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
American Academy Of Arts And Sciences
The American Academy of Arts and Sciences (The Academy) is one of the oldest learned societies in the United States. It was founded in 1780 during the American Revolution by John Adams, John Hancock, James Bowdoin, Andrew Oliver, and other Founding Fathers of the United States. It is headquartered in Cambridge, Massachusetts. Membership in the academy is achieved through a nominating petition, review, and election process. The academy's quarterly journal, '' Dædalus'', is published by the MIT Press on behalf of the academy, and has been open-access since January 2021. The academy also conducts multidisciplinary public policy research. Laurie L. Patton has served as President of the Academy since January 2025. History The Academy was established by the Massachusetts legislature on May 4, 1780, charted in order "to cultivate every art and science which may tend to advance the interest, honor, dignity, and happiness of a free, independent, and virtuous people." The sixty-tw ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Fire Apparatus
A firefighting apparatus (North American English) or firefighting appliance (UK English) describes any vehicle that has been customized for use during firefighting operations. These vehicles are highly customized depending on their needs and the duty they will be performing. These duties can include firefighting, technical rescue, and emergency medical services. History An early device used to squirt water onto a fire is a ''squirt'' or ''fire syringe''. Hand squirts and hand pumps are noted before Ctesibius of Alexandria invented the first fire pump circa the 2nd century B.C., and an example of a force-pump possibly used for a fire-engine is mentioned by Heron of Alexandria. The fire pump was reinvented in Europe during the 16th century, reportedly used in Augsburg in 1518 and Nuremberg in 1657. A book of 1655 inventions mentions a steam engine (called a ''fire engine'') pump used to "raise a column of water 40 feet []", but there was no mention of whether it was por ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Portsmouth, Virginia
Portsmouth is an Independent city (United States), independent city in southeastern Virginia, United States. It lies across the Elizabeth River (Virginia), Elizabeth River from Norfolk, Virginia, Norfolk. As of the 2020 United States census, 2020 census, the population was 97,915. It is the List of cities in Virginia, ninth-most populous city in Virginia and is part of the Hampton Roads metropolitan area. Due to its strategic location, the city has long been associated with the United States Armed Forces, particularly the United States Navy, Navy. The Norfolk Naval Shipyard is a historic and active Navy facility located in Portsmouth. History Colonial era In 1620, the future site of Portsmouth was recognized as a suitable shipbuilding location by John Wood, a shipbuilder, who petitioned King James I of England for a land grant. The surrounding area was soon settled as a Plantation complexes in the Southern United States, plantation community. Portsmouth was founded by William C ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Dry Dock
A dry dock (sometimes drydock or dry-dock) is a narrow basin or vessel that can be flooded to allow a load to be floated in, then drained to allow that load to come to rest on a dry platform. Dry docks are used for the construction, maintenance, and repair of ships, boats, and other watercraft. History China The use of dry docks in China goes at least as far back as the 10th century A.D. In 1088, Song dynasty scientist and statesman Shen Kuo (1031–1095) wrote in his '' Dream Pool Essays'': Europe Greco-Roman world The Greek author Athenaeus of Naucratis (V 204c-d) reports something that may have been a dry dock in Ptolemaic Egypt in the reign of Ptolemy IV Philopator (221-204 BC) on the occasion of the launch of the enormous '' Tessarakonteres'' rowing ship. However a more recent survey by Goodchild and Forbes does not substantiate its existence. It has been calculated that a dock for a vessel of such a size might have had a volume of 750,000 gallons of water. Renaiss ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
United States
The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 contiguous states border Canada to the north and Mexico to the south, with the semi-exclave of Alaska in the northwest and the archipelago of Hawaii in the Pacific Ocean. The United States asserts sovereignty over five Territories of the United States, major island territories and United States Minor Outlying Islands, various uninhabited islands in Oceania and the Caribbean. It is a megadiverse country, with the world's List of countries and dependencies by area, third-largest land area and List of countries and dependencies by population, third-largest population, exceeding 340 million. Its three Metropolitan statistical areas by population, largest metropolitan areas are New York metropolitan area, New York, Greater Los Angeles, Los Angel ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Bunker Hill Monument
The Bunker Hill Monument is a monument erected at the site of the Battle of Bunker Hill in Boston, Massachusetts, which was among the first major battles between the United Colonies and the British Empire in the American Revolutionary War. The 221-foot (67 m) granite obelisk was erected between 1825 and 1843 in Charlestown, Massachusetts, with granite from nearby Quincy, Massachusetts, Quincy conveyed to the site via the purpose-built Granite Railway, followed by a trip by barge. There are 294 steps to the top. An exhibit lodge built near the base of the monument in the late 19th century houses a Statue of Joseph Warren (Charlestown, Boston), statue of Joseph Warren. Bunker Hill is one of the sites along the Freedom Trail and is part of Boston National Historical Park. The monument underwent a $3.7 million renovation, completed in 2007, that included repairs, handicap accessibility improvements, and new lighting. The Bunker Hill Museum across the street was dedicated in June of ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Pennsylvania
Pennsylvania, officially the Commonwealth of Pennsylvania, is a U.S. state, state spanning the Mid-Atlantic (United States), Mid-Atlantic, Northeastern United States, Northeastern, Appalachian, and Great Lakes region, Great Lakes regions of the United States. It borders Delaware to its southeast, Maryland to its south, West Virginia to its southwest, Ohio and the Ohio River to its west, Lake Erie and New York (state), New York to its north, the Delaware River and New Jersey to its east, and the Provinces and territories of Canada, Canadian province of Ontario to its northwest via Lake Erie. Pennsylvania's most populous city is Philadelphia. Pennsylvania was founded in 1681 through a royal land grant to William Penn, the son of William Penn (Royal Navy officer), the state's namesake. Before that, between 1638 and 1655, a southeast portion of the state was part of New Sweden, a Swedish Empire, Swedish colony. Established as a haven for religious and political tolerance, the B ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Virginia
Virginia, officially the Commonwealth of Virginia, is a U.S. state, state in the Southeastern United States, Southeastern and Mid-Atlantic (United States), Mid-Atlantic regions of the United States between the East Coast of the United States, Atlantic Coast and the Appalachian Mountains. The state's List of capitals in the United States, capital is Richmond, Virginia, Richmond and its most populous city is Virginia Beach, Virginia, Virginia Beach. Its most populous subdivision is Fairfax County, Virginia, Fairfax County, part of Northern Virginia, where slightly over a third of Virginia's population of more than 8.8million live. Eastern Virginia is part of the Atlantic Plain, and the Middle Peninsula forms the mouth of the Chesapeake Bay. Central Virginia lies predominantly in the Piedmont (United States), Piedmont, the foothill region of the Blue Ridge Mountains, which cross the western and southwestern parts of the state. The fertile Shenandoah Valley fosters the state's mo ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Boston Common (park)
The Boston Common is a public park in downtown Boston, Massachusetts. It is the oldest city park in the United States. Boston Common consists of of land bounded by five major Boston streets: Tremont Street, Park Street, Beacon Street, Charles Street, and Boylston Street. The Common is part of the Emerald Necklace of parks and parkways that extend from the Common south to Franklin Park in Jamaica Plain, Roxbury, and Dorchester. The visitors' center for the city of Boston is located on the Tremont Street side of the park. The Central Burying Ground is on the Boylston Street side of Boston Common and contains the graves of artist Gilbert Stuart and composer William Billings. Also buried there are Samuel Sprague and his son Charles Sprague, one of America's earliest poets. Samuel Sprague was a participant in the Boston Tea Party and fought in the Revolutionary War. The Common was designated as a Boston Landmark by the Boston Landmarks Commission in 1977. The Common is ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Beacon Street
Beacon Street is a major east–west street in Boston, Massachusetts, and its western suburbs of Brookline, Massachusetts, Brookline and Newton, Massachusetts, Newton. It passes through many of Boston's central and western neighborhoods, including Beacon Hill, Boston, Beacon Hill, Back Bay (Boston), Back Bay, Fenway–Kenmore, the Boston University campus, Brighton, Massachusetts, Brighton, and Chestnut Hill, Massachusetts, Chestnut Hill. It is not to be confused with the Beacon Street in nearby Somerville, Massachusetts, Somerville or others elsewhere. Description Boston Beacon Street begins as a one-way street from the intersection of Tremont Street and School Street. From this point, it rises up Beacon Hill, Boston, Massachusetts, Beacon Hill for a block where it meets Park Street, Boston, Park Street in front of the Massachusetts State House. From that intersection it descends Beacon Hill as a two-lane, bi-directional street in the Back Bay, Boston, Back Bay until it rea ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Boston Harbor
Boston Harbor is a natural harbor and estuary of Massachusetts Bay, located adjacent to Boston, Massachusetts. It is home to the Port of Boston, a major shipping facility in the Northeastern United States. History 17th century Since its discovery by Europeans by John Smith in 1614, Boston Harbor has been an important port in American history. Boston Harbor was recognized by Europeans as one of the finest natural harbors in the world due to its depth and natural defense from the Atlantic as a result of the many islands that dot the harbor. It was also favored due to its access to the Charles River, Neponset River, and Mystic River, which made travel from the harbor deeper into Massachusetts far easier. By 1660, almost all imports came to the greater Boston area and the New England coast through the waters of Boston Harbor. A rapid influx of people transformed Boston into an exploding city. 18th century On December 16, 1773, Boston Harbor was the site of the Boston Tea ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Fort Strong
Fort Strong is a former U.S. Army Coast Artillery fort that occupied the northern third of Long Island (Massachusetts), Long Island in Boston Harbor. The island had a training camp during the American Civil War, and a gun battery was built there in the 1870s. The fort was built in 1893-1906 during the Board of Fortifications#Endicott Board, Endicott period of expansion in U.S. coast defense, and was part of the Coast Defenses of Boston, Coast (later Harbor) Defenses of Boston. Formerly, it was also known as Long Island Military Reservation. Before World War I, a large station for handling Submarine mines in United States harbor defense, submarine mines was added to the fort's defenses. Prior to World War I the fort was probably manned by over 1,000 soldiers. During World War II, two batteries of 3-inch guns (Basinger and Stevens) defended channel minefields, but the big guns and other 3-inch batteries (except for the AA guns) were decommissioned. Declared surplus in 1947, the fort ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
