References
Bergner, Georg, inventor; Improvement in Shears. 1868 June 23. US79191.
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Bergner, Georg, inventor; Improvement in Pruning-Shears. 1870 August 23. US106538.
Bergner, Georg, inventor; Improvement in Pruning-Shears. 1871 November 28. US121319.
Bergner, George, inventor; Improvement in Apple-Parers, Corers, and Slicers Combined. 1872 Jan. 9. US122553.
Bergner, George, inventor; Improvement in Apple Parers. 1873 Feb. 11. US135622.
Bergner, George, inventor; Improvement in Apple Paring and Coring, and Peach and Stoning Machines. 1877 May 29. US191300.
Currier & Ives. c1876. Agricultural Hall. Grand United States Centennial Exhibition, 1876. Fairmount Park, Philadelphia. Library of Congress, LC-DIG-PGA-05765, accessed 20, Dec. 2018.
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Knight, E. H. 1884. Knight's New Mechanical Dictionary. New York: J. B. Ford and Company.
Lambert, J. "Those Amazing Bergners," International Society of Apple Parer Enthusiasts, Issue 114 (January 2020), pp. 10-13.
Thornton, D. 1997. Apple Parers. Sunnyvale, California: Off Beat Books.
Trade Card for George Bergner & Co.'s Combined Apple Parer, Corer and Cutter, 1876 Centennial Exhibition [AVD_2003255_SB02_pg049], Hagley Museum and Library.
Viney, M. "Knight's Mechanical Dictionaries and American Apple Parers," International Society of Apple Parer Enthusiasts, Issue 119 (April 2021), pp. 2-12.
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Wilson, J. G. and Fiske, J. [Ed.] 1888. Appletons' Cyclopedia of American of American Biography Volume III. New York: Appleton and Company, p. 502. |