Lot 1335
GB SG 573 1958 2d light red-brown Dollis Hill trial pair mint

Important Great Britain, Including the Steve McGill Grand Prix collection of Machins | S26002
Auction: 11 February 2026 10:30 GMT
Description
1958 2d light red-brown Dollis Hill Phosphor Trial. Very fine perforated horizontal pair on gummed unwatermarked specially prepared handmade paper, with an all-over yellow phosphor showing a strong phosphor response. Experiments with yellow phosphor were short-lived, due to fears concerning toxicity of the phosphor ink. Very scarce. Spec. ST5(5).

