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Method of Marking the Keys of Key-Boards for Musical Instruments
Patent for "a system of musical notation in which the several notes or note-symbols are shaped so as to approximate in appearance the shape of the letters from which they derive their appellations" (lines 37-41) especially in relation to piano-fortes, organs, and keyed instruments and in teaching music, including instructions and illustrations.
Date:
June 29, 1880
Creator:
Black, Jane B. D.
System:
The Portal to Texas History
Seeding-Machine.
Patent for "a new and useful improvements in Seeding-Machines" (lines 5-6) the light draft interchangeable seeding-machine can be converted from a cotton-planter to a corn-planter, and vice versa. The invention is "compact, simple, and durable" (line 13)
Date:
June 29, 1880
Creator:
McCall, John L.
System:
The Portal to Texas History