192 pages; 17 x 11 cm. Title supplied by cataloger. Eckert's name inside front cover, and scratch onto the cover. Black calfskin. Unknown as to which cipher this copying. P. 70-190 are blank.
108 pages; 18 x 12 cm. Title supplied by cataloger. Handwritten partial copy of Cipher Book #1. Possibly used by Thomas T. Eckert. Tan calfskin. P. 30-108 are blank.
111 pages; 17 x 11 cm. Title supplied by cataloger. Handwritten copy of Cipher Book #1. Possibly used by Thomas T. Eckert. . Black calfskin. Pages used are hand-numbered. P. 71-111 are blank.
25 pages; 15 x 9 cm. List of cipher holders on front fly leaf. Instructions for use are handwritten and glued onto inside back cover. Added pages glued in. Cipher for numerals on back fly leaf.
47 pages; 16 x 9 cm. Title supplied by cataloger. Glued to the inside front cover is a list of cipher holders. Glued to the fly leaf: Memorandum index. On verso of page 1: No. 5.
24 pages; 15 x 9 cm. List of cipher holders on inside front cover. Handwritten instructions for use on t.p. verso. Added pages glued in. Cipher for numerals on back fly leaf.
40 pages; 16 x 9 cm. Title supplied by cataloger. On verso of page 1: No. 5. Laid in front cover are directions for Cipher 5 on the Department of the Cumberland Stationery, dated 1865, Aug. 1.
