Valuing Your Collection: A Practical Guide for Museums, Libraries and Archives: by Freda Matassa, London, Facet Publishing, 2017, 224 pp., $107 (paperback), ISBN 978-1-78330-187-4, 978-1-78330-188-1 (hardback), 978-1-78330-214-7 (e-book). Issue 1 (2nd January 2018) - McCallum, Ian