File:Scientific American - Series 2 - Volume 004 - Issue 21.pdf
Jump to navigation
Jump to search
Size of this JPG preview of this PDF file: 428 × 599 pixels. Other resolutions: 171 × 240 pixels | 343 × 480 pixels | 548 × 768 pixels | 731 × 1,024 pixels | 1,475 × 2,066 pixels.
Original file (1,475 × 2,066 pixels, file size: 11.86 MB, MIME type: application/pdf, 16 pages)