"'dirty joke"

[Mullins, Bill]

 OED has 1913 for "dirty joke"

REV. SAM JONES.
The Atlanta Constitution (1881-2001); Mar 21, 1896; ProQuest Historical
Newspapers Atlanta Constitution (1868 - 1925)
pg. 5/col 3

"A preacher not long since said to a saloon keeper standing in his door
in this city:  'Don't you sometimes get tired of this business?'  'Oh,'
said the saloon keeper, 'if you could see the crowd that gathers here
and hear their dirty, filthy jokes and horrid oaths, you would think
hell was going on earth.' "