The following is a list of those sewing-machine patent models in the Smithsonian Institution collections: _Patentee_ |_Date_ |_Patent Number_ | | Greenough, John J. |Feb. 21, 1842 |2,466 Bean, Benjamin W. |March 4, 1843 |2,982 Corliss, George H. |Dec. 27, 1843 |3,389 Howe, Elias, Jr. |Sept. 10, 1846 |4,750 Bachelder, John |May 8, 1849 |6,439 Wilson, Allen B. |Nov. 12, 1850 |7,776 Robinson, Frederick R. |Dec. 10, 1850 |7,824 Grover & Baker |Feb. 11, 1851 |7,931 Singer, Isaac M. |Aug. 12, 1851 |8,294 Wilson, Allen B. |Aug. 12, 1851 |8,296 Wilson, Allen B. |June 15, 1852 |9,041 Miller, Charles |July 20, 1852 |9,139 Avery, Otis |Oct. 19, 1852 |9,338 Hodgkins, G. |Nov. 2, 1852 |9,365 Bradeen, J. G. |Nov. 2, 1852 |9,380 Bates, W. G. |Feb. 22, 1853 |9,592 Thompson, T. C. |March 29, 1853 |9,641 Wickersham, W. |April 19, 1853 |9,679 Johnson, W. H. |March 7, 1854 |10,597 Harrison, J., Jr. |April 11, 1854 |10,763 Avery, Otis |May 9, 1854 |10,880 Singer, Isaac |May 30, 1854 |10,975 Hunt, Walter |June 27, 1854 |11,161 Roper, S. H. |Aug. 15, 1854 |11,531 Shaw, P. |Sept. 12, 1854 |11,680 Ambler, D. C. |Nov. 1, 1854 |11,884 Robertson, T. J. W. |Nov. 28, 1854 |12,015 Lyon, W. |Dec. 12, 1854 |12,066 Stedman, G. W. |Dec. 12, 1854 |12,074 Ward, D. T. |Jan. 2, 1855 |12,146 Conant, J. S. |Jan. 16, 1855 |12,233 Smith, H. B. |Jan. 16, 1855 |12,247 Singer, I. M. |Feb. 6, 1855 |12,364 Stedman, G. W. |March 20, 1855 |12,573 Stedman, G. W. |May 1, 1855 |12,798 Chilcott, J., and Scrimgeour, J. |March 15, 1855 |12,856 Durgin, Charles A. |May 22, 1855 |12,902 Bond, J., Jr. |May 22, 1855 |12,939 Singer, Isaac |June 12, 1855 |13,065 Harrison, J., Jr. |Oct. 2, 1855 |13,616 Singer, I. M. |Oct. 9, 1855 |13,661 Singer, I. M. |Oct. 9, 1855 |13,662 Langdon, L. W. |Oct. 30, 1855 |13,727 Stedman, G. W. |Nov. 27, 1855 |13,856 Swingle, A. |Feb. 5, 1856 |14,207 Watson, Wm. C. |March 11, 1856 |14,433 Singer, I. M. |March 18, 1856 |14,475 Grover, W.