Slaves in Zanzibar marketplace

Stereoscopic albumen print. Part of the Michael Graham-Stewart slavery collection. The Royal Geographical Society copy has further information in Grant's hand below the image. He states: 'Slave Market-place Zanzibar, very difficult to take. Slaves and Arabs kept running away leaving only a line of women slaves whose legs and a face or two may be observed. The woman's entire (�?) is a blue cotton sheet or cloth tied tight under arms and extending as far as the knee. Their heads are cropped as (�) as scissors can crop them. Very often they have for ornament a hole through the upper lip. At the market they come out very clean�'