You are looking at an Ian Allan year 1959 (April) ABC Combined. Spine has wear, as indicated in images with a tear at the top.
Ian Allan ABC Combined Volume 1957 Marked BR Steam Locomotives Loco RARE Book
Ian Allan ABC Combined Very Scarce 10/56 Laminated Unmarked.
Ian Allan ABC Combined BR Locomotives Summer 1958 (Marked/Underlined)
Ian Allan ABC Combined 11/59 Unmarked Inside.
Ian Allan ABC Combined BR Locomotives Summer 1962 (Unmarked/no underlinings)
Ian Allan ABC Combined BR Locomotives Winter 1956/57 (Damaged/Unmarked)
