San Antonio Light, 12 May 1911, p. 16: Farewell Dinner at Menger (Clarkson on the page).
Image · dated 12 May 1911 · source: The Portal to Texas History, University of North Texas Libraries (digitized newspaper), https://texashistory.unt.edu/ark:/67531/metapth1692929/m1/16/.

How it is shown: Complete image as saved; no crop, no retouch, no search highlight.
Keep in mind: Clarkson on the page is in the library's text index; the article has not been independently checked.
Evidence for
- San Antonio Light, 12 May 1911, p. 16, 'Farewell Dinner at Menger' · the original at The Portal to Texas History