The Mansfield [Ohio] News
May 7, 1919
Page 15

Dayton [Ohio] -- Just where two nice, fat young alligators came from is puzzling city officials. J.E. Madigan, sewer superintendent, has the reptiles, which were found by laborers in a sewer near the Miami river. A third 'gator, in fleeing, was killed by a shovel in the hands of one of the laborers.

(Thanks to Sewerfriend Bonnie Taylor-Blake for this item.)