Caption: A 1673 woodcut of a 8-inch objective (i.e., primary lens), 45-meter-long aeriel telescope constructed by Johannes Hevelius (1611-1687).
Credit/Permission:
Johannes Hevelius (1611-1687) in
Machina coelestis, part 1, 1673
(uploaded to
by User:Marshallsumter,
2011) /
Public domain.
Image link: Wikipedia:
File:Telescope 140 foot Johann Hevelius.jpg.
Local file: local link: telescope_hevelius.
File: Telescope file:
telescope_hevelius.html.