Lot of 4 Vintage Pitman Art Technique PB Books Drawing Sketching No. 17 18 26 31

Sketching Out of Doors (Pitman 26) by Leonard Richmond, 1954. Drawing Sea and Sky (Pitman 17) by Victor Perard, 1957. How to Sketch (Pitman 31) by Victor Perard, Genevieve Vaughan-Jackson, Leonard Richmond, Yngve Edward Soderberg and Rune Hagman, 1960.

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