An image from Mary Poppins, one of the productions that also features Eustace Lycett.
Eustace Lycett
December 21, 1914 — Stoke-on-Trent, Staffordshire, England, UK
British special effects artist who also helped out on some Disneyland attractions from the 1960s, such as Great Moments with Mr. Lincoln and Rocket to the Moon, as well as contributing to Disney animation. -Wikipedia