Image: Duodecillion
Size of this preview: 659 × 599 pixels. Other resolutions: 264 × 240 pixels | 837 × 761 pixels.
Original image (837 × 761 pixels, file size: 125 KB, MIME type: image/jpeg)
Description: Duodecillion, a 40 digit Burroughs "Class 5 Calculator" (similar to Comptometer) presented in "Panama Expositions" (1915).
Title: Duodecillion
Credit: "The Wonder Book of Knowledge" edited by Henry Chase Hill, published by "The John C. Winston Company" Philadelphia (USA) in 1917.
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
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