W. Floger, also known under the name G. Whips, was an illustrator of French spanking novels in the 1920s and 1930s. Below are his spanking illustrations from the 1935 novel L’Homme à la cravache et Le Clan des Callipyges by Georges de Chanrosey.
L’Homme à la cravache et Le Clan des Callipyges is for sale here.
Smiles and Spanks, NaturallyGin.com