RAYNER,MARY. ONE BY ONE: GARTH PIG'S RAIN SONG. London: Macmillan (1994). Oblong 9 x 7", glazed pictorial boards, As new condition. 1st edition. Garth Pig leads his 9 siblings on a march. The text begins with the number 1: Piglets are marching one by one, and builds to number 10: Piglets are marching 10 by 10.... Illustrated in color by Rayner. A charming counting book with 1 page of musical notation.