[1] Snowman painted throughout his life, exhibiting at the Royal Academy, the Paris Salon and the Leicester galleries.

In his 1993 chapter in Fabergé: Imperial Jeweller he railed against "fraudulent jumbles of brushstrokes and meaningless heaps of rubbish left on the gallery floor to be admired by the simple minded".

Like his father, he was an enthusiastic dealer in the works of Carl Fabergé, and wrote a number of scholarly yet accessible books and catalogues on the subject, largely connected with the 1949 and 1953 exhibitions he arranged at Wartski.

[6] Snowman was a friend of the novelist Ian Fleming, and is one of the few people to appear as himself in a James Bond story, The Property of a Lady, and the only one with an important role.

A good-looking, very well-dressed man of about forty rose from a group of men..." There is then a lengthy discussion about the Fabergé "Emerald Sphere" that is due to be auctioned the next day at Sotheby's and Snowman comments "We've got some pieces here my father bought from the Kremlin around 1927".