Instructions for the Use of A. W. Faber's Improved Calculating Rule. 190 by Pickworth, Charles N

NY: A.W. Faber, 1896. no date given (circa 1896?); red c w/grey printed boards; owner's name; lite wear; 57 clean, unmarked pages+13 fold-out sheets. Paperback. Very Good. Illus. by Fold-out Charts, Diagrams, Etc. 8 Vo.

A. W. Faber. Used - Good. Good condition. (Mathematics, Handbook, Manual, Mathematic tools) A copy that has been read but remains intact. May contain markings such as bookplates, stamps, limited notes and highlighting, or a few light stains. Bundled media such as CDs, DVDs, floppy disks or access codes may not be included.

NY: A. W. Faber. Very Good. N.D.. Card Covers. Light soiling, rubbing at the corners. Printed in England for Faber in N. Y. Most of the book consists of folding plates, illustrating use of the rule. ; Small 4to 9" - 11" tall; 47+plates pages .

faber stein [nd]. 57pp+13 fold-out sheets G+ (printed paper boards w.red cloth spine,rubbed and soiled and mod.foxed,mod.wear to extrems.,some sl.foxing to contents w.some wear to fore-edge of fold-outs,some minor marks to diagrams,spine cracked)

Newark, NJ: A.W. Faber Paperback. Fair. Not Stated. Octavo. Bound in paper with red cloth spine. This copy got wet at some point in its long life but the text and diagrams are still clean, if a little wrinkled around the edges. Front and rear covers have extensive water stains and are wrinkled; corners are chipped. One-inch tear on top edge of front cover; smaller tear on lower edge near spine. Back cover has small chips on top edge and fore edge. 61 pages of text; 13 foldout diagrams. No date, but c.1900..

London: A. W. Faber , 1896. Book measures 24x16.5.cm. 35, 12 double page illustrations. Bound in original publishers cloth backed, printed boards. Binding rubbed, worn, but in good condition. Internally, period or early annotations, mainly in pen. Pages and plates in good condition. A good copy. . Hardcover. Good Plus. 8vo.