It seems I missed this important post on Gustave Verbeek (or Verbeck as the preferred spelling now seems to be) from the Stripper’s Guide in the series of Ink-Slinger Profiles by Alex Jay: Gustave Verbeck.
Here are three strips from Verbeek’s second series, The Twinklies, with rhymes by Paul West, which ran from 4 January to 15 February 1903:
All samples from Peter Maresca’s Origins of Sunday Comics.