Life is like riding a bicycle. To keep your balance, you must keep moving.
– Albert Einstein in a letter to his son, 1930
1- Lisl Weil, The Busiest Boy in Holland (1964) via myvintagebookcollectioninblogform.blogspot.com
2- Barbara Cooney, French edition of Mother Goose (1964) via myvintagebookcollectioninblogform.blogspot.com
3- Aurelius Battaglia, Fireside Book of Favorite American Songs (1952) via the-art-of-romance.tumblr.com
4- Ellen Beier, Mrs. Peachtree’s Bicycle (1996) via childrensillustrators.com