McAthy, George: Laff-Tested Dialogues ©1945 Tommy Windsor Studio, OH Softcover, saddle-stitched, 5.5x8.5", 18 pages

Image courtesy eBay seller tymespan

Comments: "7 Funny Routines for Lucky Vents". Ventriloquism skits to perform.

Contents (from book ToC):

2 Please Note (Tommy Windsor)
3 Oh Doctor
5 Gag Rationing
7 Nite Club Crax
9 School Daze
11 Minstrel Man
13 Fun on Farm
15 Vents Nite Off