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

Object U Number Museum Number (UPM Date Reg Number) Museum Number (BM Registration Number) Museum Number (UPM B-number) Description (Catalog Card)
579 (none) (none) (none) Clay fragment with seal impression. Showing misproportioned standing figure, and the legs of another figure advancing towards him.
581 (none) 1935,0113.746 (none) Clay fragment with seal impression. Standing divine figure with 3 line inscription Seal of -AB-BA son of EN-NA... priest of Nannar.
740 (none) (none) (none) Clay fragment with seal impressions. The 1st shows one complete standing figure and one partly broken figure, and one line of a broken inscription. The second has 3-line inscription A-als(ba?) son of En-an-na-du priest of Sin. Placed in IN/No. 8.
598 (none) (none) (none) Clay fragment with two impressions of a seal with 8 lines of inscription, on left seated figure of a divinity, on right standing figure of a worshipper. See U.997-U.999. Placed in IN/No. 8.
584 (none) (none) (none) Clay fragment with two impressions of a seal. Showing from left to right a goddess with both arms held up in adoration, and a figure like that of Amurru.
14719 (none) (none) (none) Clay fragment. A few signs (v. archaic) HC.2S32
391 (none) (none) (none) Clay fragment. Probably of jar-sealing, with seal impressions showing crosses, animals, etc. Found TTB26 see U381
574 (none) (none) (none) Clay fragment. Seal impression showing figure of worshipper being introduced and four line inscription "Azag-Nannar, the scribe, the secretary, son of Nannar-du-ul-a..., priest of Nannar."
576 (none) (none) (none) Clay fragment. Seal impression with three-line inscription, standing figures either side. Seal of RU(?)-AB-KI-A-RA-? Son of Ibi-Sin, servant of AN-AN(MAR-TU). Duplicate of U.582.
957 (none) (none) (none) Clay fragment. Seal impression, showing standing figures.
735 (none) (none) (none) Clay fragment. Showing part of 1-figure from seal impression. See U.711. Placed in IN/No. 8.
981 (none) (none) (none) Clay fragment. With seal impression, showing standing human figure holding an animal by the tail, and two line inscription.
944 (none) (none) (none) Clay fragment. With seal impression, traces of 1 line inscription and a single figure. Placed in IN/No. 8.
956 (none) (none) (none) Clay fragment. With seal impressions showing animals and animal-men fighting. See U.955.
948 (none) (none) (none) Clay fragments with seal impressions, including that of Ibi-Sin, King of Ur. See U.598.
927 (none) (none) (none) Clay fragments. Showing portion of seal impression. A figure resembling the god Amurru behind a female deity. See U929
17448 (none) 1931,1010.79 (none) Clay impression. Unbaked. Of bull running, tail up, head down. Outline of body done as a dot border. Style similar to that of bulls on the Ishtar Gate. Fine workmanship. Figure of bull is complete, but the plaque on which it is impressed is a fragment, one side of which is missing.
18490 33-35-465 (none) (none) Clay jar sealing (fragment) with impression of seal apparently in script (black) [drawing]
18403 33-35-331 (none) (none) Clay jar sealing, fragment of. Bearing a very clear impression of the cloth which was wrapped round it.
18405 33-35-344 (none) (none) Clay jar sealing, fragment of. With elaborate design including human figures.
18412 33-35-389 (none) (none) Clay jar sealing. Fragment of. Scene of soldiers marching.
18411 33-35-388 (none) (none) Clay jar sealing. Fragment of. Scene of two men with pots etc.
18398 33-35-297 (none) (none) Clay jar sealing. Fragment of. Stamped with linear design apparely including script elements. Good example.
18398B 33-35-298 (none) (none) Clay jar sealing. Fragment of. Stamped with linear design apparely including script elements. Good example.
18410 33-35-387 (none) (none) Clay jar sealing. Fragment of. With scene of two men fighting: pots and a gazelle.