Two unexpected time machine inventors, Thak and Gork, not to be confused with Grog (inventor of wheel) and Thag (maker of fire) from the slightly later cartoon of 3 June 1991.
Michael Main

Tags

(5)

Variants

(2)
  1. “Time Log” by Gary Larson, from The Far Side, 31 January 1991.
  2. with grayscale gradients.
    “Time Log” by Gary Larson, in The Complete Far Side, vol. 2, by Gary Larson (Andrews McMeel Publishing, 2003), p. 306.

Indexer Notes

(1)
  1. Image—Larson has requested that fans not reproduced his work online, and we are fans! So instead, we’ve accompanied our listings by a reduced resolution scan of Jerry Tiritilli’s illustration from The Complete Far Side, vol. 1, p. xxi.