Specimen 1947 Postal Union Congress book with red cover bearing K.G.VI 1c., 2c., 4c., 5c., 8c., 10c., 15c., 20c., 25c., 30c., 50c., $1. $2 and $5 plus the Victory set; also a similar presentation booklet with blue cover, in this each stamp is handstamped "SPECIMEN" in violet. Unusual and scarce. Photo