These objects are either used for marking objects, or are reminants of the impressions.  These include stamps for bricks, cylinder seals, and seal impressions.  They are made of stone terricotta for impressing clay or mud. 

Objects: Seals, Stamps, and Sealings Export: JSON - XML - CSV Clay Seals and Sealings

Object U Number Museum Number (UPM Date Reg Number) Museum Number (BM Registration Number) Museum Number (UPM B-number) Description (Catalog Card)
7680 (none) (none) B16893 Cylinder seal. Steatite. Black. Obliterated. Scene of worship. Votary led by the hands by minor deity towards seated presiding deity.
17014 31-43-65 (none) (none) Cylinder seal. Steatite. Black. Miniature. Gilgamesh and Eabani fighting rampant lion.
7556 (none) (none) B16886, B16886 Cylinder seal. Steatite. Black. Inscribed: practically illegible? Scene of worship: Minor deity introducing worshipper to Nannar before whom stands the crescent moon on a staff.
15813 31-17-124, 31-17-124 (none) (none) Cylinder seal. Steatite. Black. Inscribed.
7895 (none) (none) (none) Cylinder seal. Steatite. Black. Inscribed with the names of three divinities: ^dNI?-TUR-KU? ^dNin-dul, ^dAya. Two heavily draped divinities greeting one another, between them one line of inscription. Behind the minor deity a second line of inscription. Behind this an attendant carrying a club? Behind, a third line and a second attendant, hands clasped at waist.
17334 31-43-41 (none) (none) Cylinder seal. Steatite. Black. Fragment. Enkidu and Eabani fighting rampant lion.
17332 31-43-17 (none) (none) Cylinder seal. Steatite. Black. Fragment. 3 geese (?).
7525 (none) (none) B16901 Cylinder seal. Steatite. Black. 3 figures obliterated. Presentation scene before seated god bearing staff in left hand. IIIrd Dyn. of Ur. [drawing of scene]
7894 (none) (none) B16881 Cylinder seal. Steatite. Black. Scene of worship. Votary led by the hands by minor deity towards seated Nannar. Nannar and minor deity wear flounced kaunakes skirt and low head dress. Votary shaven and shorn wearing long skirt fringed in front. Behind votary a rampant lion between 4 vertical lines, which may represent the doors of a shrine? Attributes: crescent moons one against the other as on the burnt bricks of Sin-Iddinam.
17328 (none) (none) (none) Cylinder seal. Steatite. Black. One human figure thus [drawing] and a small animal (?) roughly incised.
17763 32-40-329 (none) (none) Cylinder seal. Steatite. Obscured; 2 lines of inscription. Adoring figure of goddess separated by star on staff.
17329 (none) (none) (none) Cylinder seal. Shell. White. Presentation scene.
12091 30-12-41 (none) (none) Cylinder Seal. Shell. White. Presentation scene before seated deity, inscribed? Very poor condition: no photos possible.
12691 30-12-46 (none) (none) Cylinder seal. Shell. White. Poor cutting. Eagle in flight, antelopes? Bulls.
18180 32-40-328 (none) (none) Cylinder seal. Shell. Two ostriches (?).
11148 (none) (none) B17598 Cylinder Seal. Shell. Poor condition. Present: scene: 2 figures advancing towards a seated god. Attributes: Crescent moon and horns standing on 2 feet. [drawing]
10987 (none) (none) B16895 Cylinder Seal. Shell. Geometrical design. [drawing]
12034 30-12-11 (none) (none) Cylinder Seal. Shell. Decayed. Fighting beasts (lions?).
18343 33-35-175 (none) (none) Cylinder seal. Shell. Coarse work, much damaged, and apparently unfinished. Men fighting animals.
16107 31-43-22 (none) (none) Cylinder seal. Reddish stone. Linear design. Archaic.
11401 30-12-23 (none) (none) Cylinder Seal. Pinkish grey steatite. Early type. Subject: 2 figures with bird-like heads seated facing each other and drinking through tubes from a common vessel. They are seated in a boat with high stem and prow, a reed plant (?) at the end of the boat and below objects like reed bundles.
6630 (none) (none) B16293 Cylinder seal. Pink steatite. Shamash rising from between two mountains, right hand on one mountain, top left hand supporting notched weapon. Two porters each opening gate, betweeen them high pedestal. 2500 BC? E.
16146 31-43-29 (none) (none) Cylinder seal. Pink steatite. Presentation scene: seated figure and two standing; emblem: pole with a forked top.
16180 31-43-3 (none) (none) Cylinder seal. Pink marble. Two rows of deeply incised circles.
18248 33-35-172 (none) (none) Cylinder seal. Pink limestone. Two men fighting a lion. Poor work and in poor condition.