At 384 pages, with over 300 color illustrations, this illustrated catalog looks like the coffee table book of the year for anyone who has been planting trees like these in the last year or so:

The United States Department of Agriculture Pomological Watercolor Collection encompasses over 7.500 botanical watercolor paintings of evolving fruit and nut varieties, alongside specimens introduced by USDA plant explorers from the late 19th and early 20th centuries. Assembled between 1886 and 1942, the collection's remarkable, botanically accurate watercolors were executed by some 21 professional artists (including nine women). Authored largely before the widespread application of photography, the watercolors were intended to aid accurate identification and examination of fruit varietals, for the nation's fruit growers. Read more of this post