This image comes from Jeff Peachey’s blog post of October 20, 2015.
G. Ruse and C. Straker. Printing and its Accessories. London: S. Straker & Son., 1860. Robertson Davies Library, Massey College. University of Toronto.
Never really thought about it but it does stand to reason that litho stones would have to come in a variety of sizes. Just placing your image in the middle if a gigantic stone would make registration even harder — plus hauling the thing around — just look at those weights!
Atlas Obscura brings a collection of photos of stones from the Puck Building at Lafayette and Houston in New York City, where Puck magazine used to be printed by the J. Ottmann Lithographing Company.
I notice than some of these stones are right reading — this has to mean they were being used in an offset lithographic press.
Making Book 
[…] new plant (which they did need anyway) and hiring craftsmen who could paint the image directly onto the stones used for printing. The Clayhanger books were written in the nineteen-teens and describe life before the turn of the […]