He also did a few Snow White pieces which came up for sale at Heritage's 2013 Animation Art Signature Auction in NYC. This first one is an original watercolor painting for a Disney children's book, circa 1980s. Features Snow with Bashful, Dopey, and Grumpy. Signed by the artist. Image area 12" x 18".
Below is a preliminary sketch of Grumpy, nearly identical to the pose in the above illustration. Graphite on onion skin, approximately 5.5" x 8.25". Created for a Disney consumer products clothing design.
An acrylic painting for a children's book from 1987, published in conjunction with the 50th anniversary of the movie. Framed image size 12" x 12".
Images and additional info via Heritage Auctions.