Morocco Agencies: Spanish Currency: 1907-12 40c. on 4d. and 12p. on 10s. overprinted “SPECIMEN” (Samuel type GB17), 1914-26 6p. on 5s. and 12p. on 10s. overprinted “SPECIMEN” (Samuel type GB23 and GB26), with gum, mainly fine. S.G. 117s, 123s, 136s, and 138s, cat. £340. Photo. (Image1)