By Wilfred Blunt and William T. Stearn. Dover Publications. First published 1950, Reprinted 1994.
ISBN - 1851491775.
This publication confirms Alfred's status as an artist for figuring meritorious garden plants whilst engaged at RHS Wisley.
He is listed alongside other artists like (Emily Sartain, M. Walters Anton, Elsie Katherine Dykes nee Kohnlein, Nelly Roberts, and Winifred Walker) all renowned for similar botanical art during this period.