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Stereoscope 1886 by Underwood&Underwood (perfectscope)
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Stereoscope by Underwood&Underwood 1901
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"Tru-Vue" 35mm B/W 3-D Film Strip Viewer 1920 - 1939
Tru-Vue Is The Missing Link Between
Stereoscopes and View-Master |
View-Master first model "A" 1938-1944
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View-Master Model "B" 1944-1948
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View-Master Model"C" 1946-1955
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View-Master Model "E" 1955-1961
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