His bedspreads, napkins, and draperies became very popular in the 1920s and were featured in many of the New York Department stores including Lord & Taylor, Macy's and Saks Fifth Avenue.
In 1924, he began illustrating children's books, including Runaway Rhymes,[5] The Tale of Bing-O,[6] Jolly Kid Alphabet,[7] and Kiddyland Story Balloons.
[8] Shortly after his success with Runaway Rhymes, Lamb signed a contract with Good Housekeeping magazine to illustrate a series of Kiddyland cartoons.
Among his first responses to the economic and social realities of the period were a line of Victory Napkins and the "Adolph the Pig" piggy bank, which was used to encourage the purchase of war bonds.
Initially focusing on the armrest, Lamb quickly noted that the hand bore the main burden, and began to experiment with ways to redistribute the pressure and make the crutches easier to handle.