This booklet is from the Peco collection and is entitled "Starting on Scale OO". It is a 3rd Revised Edition, dating from 1968. There are a number of photographs alongside diagrams and other useful snippets of information.
Peco Starting in Scale OO Booklet - 3rd Edition - 1968
PECO Starting In Scale 00 32 Page Booklet 3rd Revised Edition 1968
Peco 'Starting in Scale OO' booklet - 3rd ed 1968 Vintage!