File:Herschel-Description of a Forty-feet Reflecting Telescope.pdf
Jump to navigation
Jump to search
Size of this JPG preview of this PDF file: 387 × 600 pixels. Other resolutions: 155 × 240 pixels | 309 × 480 pixels | 927 × 1,437 pixels.
Original file (927 × 1,437 pixels, file size: 18.41 MB, MIME type: application/pdf, 104 pages)