Mechanical and Civil Engineering, Division of [former name], NMAH, SI
ENGINEERING COLLECTIONS DATABASE
0.1 cu. ft.; 0.003 cu. meters
George W. Collins invented an arch support water heater and purifier to be used on boilers in the 1890s and entered into a partnership agreement with John W. Bulla in 1893 for the promotion and marketing of the attachment.
1 series. Unarranged
Correspondence, 1894, 1901, 1913; trade literature; patents; legal documents, 1893, 1895; and drawings and blueprints related to the Collins-Bulla partnership for the development and promotion of the C-B Boiler Attachment.
Smithsonian Institution, National Museum of American History. Division of Work and Industry. P.O. Box 37012, MRC 629, Constitution Ave., between 12th and 14th Sts., N.W., Washington, D.C. 20013-7012. Call for appointment, (202-633-3920)
Archives Center, National Museum of American History