OMG, this totally is Bounce. Click on images for links to the NYPL and bigger views.
The Digital Gallery of the New York Public Library
With all that digital goodness available, where to begin? I started with - wait for it - dogs, and a search for dog images will turn up bazillions. Here are a couple old commercial posters:
A trio of Staffies:
Look at the Bedlington! Look at the gorgeous GSD! Look at the corgi...! Clearly they had not yet been perfected by the fancy.
Seriously, this is one helluva timesink. You've been warned.