Crawshaw, Alwyn. Outdoors in watercolour / by Alwyn Crawshaw. - London : HarperCollins, 1990. - 64 p. : illus., col ; 25 cm. - Collins. Learn to paint. . - Collins. Learn to paint. . Step-by-step demonstrations explain how to paint the outdoors using watercolours. ISBN: 0004133455 Subjects--Topical Terms: Landscape painting--Techniques.Watercolour painting--Techniques.