American Revisions and Additions to the Encyclopaedia Britannica

American Revisions and Additions to the Encyclopaedia Britannicahttp://www.archive.org/details/americanrevisio01unkngoog
1892年http://www.archive.org/stream/americanrevisio01unkngoog#page/n8/mode/1up

the type arms or bars

http://b.hatena.ne.jp/raycy/20090927#bookmark-16297834
http://www.archive.org/stream/americanrevisio01unkngoog#page/n230/mode/1up
In tbe Remington Typewriter the type arms or bars, each bearing a lower-case letter and its corresponding capital, are thrown up by pianoforte lever action.

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