Ruth Cushman

Colorado Nature Almanac: A Month-by-month Guide to Wildlife and Wild Places by Stephen R. Jones,Ruth Cushman Pruett Publishing Co Paperback 17 July 1998 from£23.62 | RRP: ~~£17.5~~
Peterson Field Guides: The North American Prairie by Ruth Carol Cushman,Stephen R. Jones Houghton Mifflin Harcourt (HMH) Hardcover 1 March 2004 from£N/A | RRP: ~~£19.46~~
North American Prairie (Peterson Field Guides) by Ruth Carol Cushman,Stephen R. Jones Houghton Mifflin Harcourt (HMH) Paperback 27 March 2004 from£N/A | RRP: ~~£13.56~~