Laurens Hammond's New York residence following WWI and during the years he worked on his synchronous AC clock motor and 3D movie system projects. His first lab was nearby at 456 Broome St., at this time.
Laurens Hammond, his first wife Mildred, and baby daughter lived in this multi-unit Evanston apartment building when they returned to Evanston in 1925 (from New York) until 1929.
Records 1965-1969: in bound volumes by model number and then by serial number, with model numbers A to X appearing on spines. 16, 1973); numbers continue consecutively and do not go back to "0" for each new letter prefix; and the letter prefixes were not part of the serial number. They also include other materials listed elsewhere such as product sheets describing organs, photographs of organs, playing guides, owner's manuals, music collections, buttons and banners, and similar items used in marketing and sales campaigns were selected from merchandising job envelopes at the Hammond factory on Later move in 1930 to this five story company-owned building.
Hammond's mother also lived here until shortly before her death in 1938. Hammond died July 1, 1973 in Cornwall, CT, the home of his wife Roxana Speaker manufacturing business founded by Peter Jensen in 1927 and moved to Chicago in 1929.
(Laurens Hammond may have owned this building.)The cremated remains of family members deceased prior to 1939 are interred in the Hammond family plot. Henry Laurens Hammond (grandfather), Eunice Bingham Hammond (grandmother), William Andrew Hammond (father), Idea Louise Strong Hammond (mother) and one sister, Elizabeth Strong Hammond Shepard, her husband, Leonard G. Jensen built speaker components for Hammond and Leslie tone cabinets through the 1960s.
These sources can be information found in the instrument, the brand name on the instrument, or old catalogs.
Most old reed organs also have a serial number, somewhere written or stamped in the organ.
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Laurens Hammond (1895-1973) was responsible for numerous inventions, including an alternating current electric clock (patented in 1929), a synchronous electric motor (patented in 1932), the first electric organ (patented in 1934), the first all-electronic organ (patented in 1939), and the first spinet electronic organ for homes (patented in 1949). In 1967, after the Hammond Organ Company acquired the Wells Lamont Corporation, a glove manufacturer, the name of the parent company was changed to the Hammond Corporation, and the Hammond Organ Company became a division of the Hammond Corporation.
Sheets are arranged by model number and then by serial number. 25 (ending with serial number 1,056,692, made on May 17, 1979). Numbering system changed several times: at first, Vol. Hammond Sound 1, The New Hammond Cassette Series, songbook plus cassette tape entitled Hammond Sound 1 containing "Merrily We Roll Along," "When the Saints Go Marching In," etc.