Trial-glasses
The Optical Dictionary · 1904 · p. 21
A graduated set of prisms and lenses used in vision testing.
Bu kavram başka kaynaklarda da geçiyor
Trial
—
Music Lover's Encyclopedia (1939)
glasses
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Music Lover's Encyclopedia (1939)
TRIAL
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Adair's New Encyclopedia (1923)
glasses
—
Stedman's Medical Dictionary: A Practical Medical Dictionary (1920)
Trial
—
A Dictionary of Military Terms (1918)
TRIAL
—
The Devil's Dictionary (1911)
TRIAL
—
A Law Dictionary (1910)
Trial
—
Chamber's Twientieth Century Dictionary (1908)
Glasses
—
A Dictionary of Men's Wear (1908)
Glasses
—
An Illustrated Dictionary of Medicine, Biology and Allied Sciences (1907)
Trial
—
An Illustrated Dictionary of Medicine, Biology and Allied Sciences (1907)
glasses
—
Pears Shilling Cyclopedia (1898)
Glasses
—
The Student's Medical Dictionary (1896)
Trial
—
A Military Dictionary and Gazetteer (1881)
Trial
—
Zell's Condensed Dictionary (1879)
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