Possible Clues:

• Booklet or pamphlet containing information
• Booklet, little book on fish gutted alongside river
• Promotional booklet
• Advertising booklet
• That sounds like a certain hand-out from a little brother
• That's publicity for your brother for certain, by the sound of it
• British university appears in colour magazine
• Booklet, pamphlet
• American chap's friend confident when talking about catalogue
• Brother revolutionary hides old city flyer