By 1932 sheet fed gravure presses (rotary), which could accommodate sheets up to 29 in. x 43 in., operated at about 3,000-6,000 images (on one side of the paper) per hour depending on the work being done. 
This book is a good example of the quality that can be achieved with a rotogravure on a high volume web press. Images appear on both sides of the page.
 "Photography and Photogravure: History of Photomechanical Reproduction" Eugene Ostroff The Journal of Photographic Science Vol. 17, 1969