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Stillman & Birn : Gamma Sketchbook 8.25 x 11.75in (A4) Hardbound 150gsm - Ivory Vellum : Amazon.co.uk: Home & Kitchen
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Stillman & Birn : Gamma Softcover Sketchbook : 150gsm : Med Grain : 5.5x8.5in (22x14cm) : Portrait | Jackson's Art Supplies
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