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Leaf-Turner.
Patent for a leaf turner for turning the pages of a book, which is connected to a treadle operated with the feet to change the pages.
Date:
August 30, 1910
Creator:
Berliner, Selma Ellis
System:
The Portal to Texas History
Pianoforte-Action
Patent for support for the damper and spring for piano pedals. Illustrations included.
Date:
August 30, 1910
Creator:
Snyder, George C.
System:
The Portal to Texas History