Part of the Laby Collection of material donated by the family of TH Laby and daughters Jean and Betty in August 2014. This particular book is one of two copies acquired together as part of the Laby Collection, the other being inscribed with Betty’s name, suggesting that this volume belonged to Jean Laby. At some point the ornament has been stuck in the book on the first page.This volume is a softcover book with green coated fabric cover and black lettering. The front cover is horizontally bordered top and bottom with a double black line. A flat, decorative ornament of a person playing a piano, threaded with a pink ribbon, is stuck with tape to the inside front page.Written inside front page with blue ink: ‘Jean / from D. K. [P.]’ Front cover in black: ‘A FIRST / TRIGONOMETRY / BY / WINIFRED WADDELL / AND / D. K. PICKEN’laby, picken, books, trigonometry, jean laby