Culbertsons's Own Summary, HB with dust cover, has pencil writing in book, dated 1941 by Ely Culbertson.
Key to the Culbertson System, soft cover, dated 1935, pencil name on front, show bit of wear around edge, but with the compliments of your Frigidaire dealer and great pictures of old refrigerators.
I do not ship outside the lower 48 states.