bell system technical journal october (25 resultados)

Soft cover. Condición: Very Good. 1st Edition. Binding is sound. Pages tanned but clean. A few pages have a bent corner tip. Name of previous owner at top of front cover. Spine and adjacent parts of front and back covers discolored from light exposure. Very slight soiling to front and back covers. Will be bubble-wrapped and carefully packed in a sturdy box to ensure safe transit. This issue includes: "Loudness, Its Definition, Measurement and Calculation" by Harvey Fletcher and W.A. Munson; "Effect of Atmospheric Humidity and Temperature on the Relation between Moisture Content and Electrical Conductivity of Cotton" by Albert C. Walker; "Classification of Bridge Methods of Measuring Impedences" by John G. Ferguson; "Some Theoretical and Practical Aspects of Noise Induction" by R.F. Davis and H.R. Huntley; "Audio Frequency Atmospherics--" by E.T. Burton and E.M. Boardman; "Certain Factors Limiting the Volume Efficiency of Repeatered Telephone Circuits" by Leonard Gladstone Abraham; "Abstracts of Technical Papers" and Contributors to this Issue.

Soft cover. Condición: Fair. Still complete and intact. Some foxing (tan spotting) to the pages and pull-out diagram. A few pages have a bent or creased corner. Exterior covers and spine are mottled and soiled with toning (age tanning) to peripheries. Wear to edges of covers include a few small chips or tears. Lower right corner of the front cover is creased. Wear to the top and bottom edges of the spine. Will be bubble-wrapped and carefully packed in a sturdy box to ensure safe transit. This issue includes: "The Interconnection of Telephone Systems--Graded Multiples"; "Moving-Coil Telephone Receivers and Microphones"; "Some Developments in Common Frequency Broadcasting"; "Application of Printing Telegraph to Long-Wave Radio Circuits"; "Audible Frequency Ranges of Music, Speech and Noise"; "Contemporary Advances in Physics, XXII--Transmutation"; "Developments in Short-Wave Directive Antennas"; "Abstracts of Technical Papers" and "Contributors to This Issue".

Soft cover. Condición: Good. Square and sound. Some foxing on the first few pages, remainder of pages are clean. Many pages have a bent or creased corner. Journal's exterior is lightly soiled and discolored along the spine and adjacent edges of covers from sun exposure. Top 1/2" of the spine's skin is torn off. Cover corners are lightly creased. Will be bubble-wrapped and carefully packed in a sturdy box to ensure safe transit. This issue includes: "Chemistry in the Telephone Industry"; "The Trend in the Design of Telephone Transmitters and Receivers"; "Mutual Impedances of Ground-Return-Circuits"; "A Survey of Room Noise in Telephone Locations"; "Contemporary Advances in Physics, XXI"; "A Sturdy of Telephone Line Insulators"; "The Transmission Characteristics of Open-Wire Telephone Lines"; "Transients in Parallel Grounded Circuits, One of Which is of Infinite Length"; "Impedance Correction of Wave Filters"; "A Method of Impedance Correction"; "Abstracts of Technical Papers"; and "Contributors to this Issue".

Soft cover. Condición: Good. No Jacket. First. Pages 1743-1908, with full markings, pocket, and/or bookplate, wear and soil. Weight is 1 lb. Ex-Library Size: 8vo. Book.

Paperback. Condición: Good. Paperback in good condition. Ex-library. Covers, page block and pages are marked, tanned and edge-worn. Stamps on front cover and first page. Spine is worn and cocked. One centimetre tear on spine foot. Minor staple punctures on front upper edge. Light creases throughout upper edges of pages. Text is clear throughout. HCW. Used.

Condición: VG. NY 1941 first edition. October issue of Bell System Technical Journal. Original blue printed octavo wraps. Wilkinson article pp. 365-404. VG plus, no wear, no ownership marks.

Condición: VG. NY 1931 first edition. October issue of Bell System Technical Journal. Original blue printed octavo wraps. Gillett article pp. 577-600 with 8 photo illus of early broadcasting equipment: speakers, oscillator amplifiers, receivers. VG , no ownership marks.

Condición: VG. NY 1931 first edition. October issue of Bell System Technical Journal. Original blue printed octavo wraps. Wente article pp. 565-576. VG, no wear, no ownership marks.

Condición: VG. NY 1931 first edition. October issue of Bell System Technical Journal. Original blue printed octavo wraps. Snow article pp. 616-27. VG no ownership marks.

Paperback. Condición: Very Good. No Jacket. American Telephone and Telegraph Company, 1971, 8vo, photos, illustrations. Softcover edition, in very good condition. Size: 8vo - over 7¾" - 9¾" tall.

Paperback. Condición: Very Good. No Jacket. American Telephone and Telegraph Company, 1970, 8vo, photos, illustrations. Softcover edition, in very good condition. Size: 8vo - over 7¾" - 9¾" tall.

Condición: VG. New York 1936 first edition. American Telephone and Telegraph. issue of October 1936, vol XV no. 4. Octavo printed wraps. Entire issue paginated 483-634. Reynolds article on pp. 549-574 with 15 illustrations which include a one-page map and photo illustrations. VG. The transmission of photographs, especially of interest in journalism.

Wraps. Condición: Very Good.

Condición: VG. NY 1943. first edition. In The Bell System Technical Journal, Volume XXII, Number 3 October 1943 at pp. 269-277. Other articles in same issue on other topics. VG plus. small owner name stamp on cover. First appearance of Blackman's Formula used in information theory. near Fine, just slight wear; no ownership marks.

Condición: VG. New York 1929 first edition. American Telephone. sm4to. Printed blue wraps. Darrow article pp. 672-748. Complete issue has other articles as well and is pagination 613-861. VG some light cover wear; no owner marks.

Condición: Near Fine. New York 1970. first edition. American Telephone and Telegraph. Hardcover. Thick large octavo. Green buckram binding. Issue covers bound in. Paginated pp. 921-1994. gilt spine lettering. college library stamps on closed page ends top, bottom and side and front cover of each issue. no spine numbers no pocket no bookplate. Text clean and bright. Binding very secure. Near Fine.

Condición: Near Fine. New York 1936. 4 issues of this quarterly journal -January through October 1936, bound in one volume. Octavo, 634pp., diagrams and photo illustrations, green buckram with gilt spine lettering. Institution stamps on top and bottom page fore-edges. W. T. Rea in gilt on front o/w Near Fine.

Condición: Near Fine. New York 1937. 4 issues of this quarterly journal (January through October 1937) bound in one volume with original covers. Octavo, 583pp., photo illustrations, green buckram with gilt spine lettering. Institution stamps on top and bottom fore-edges. W. T. Rea in gilt on front. Near Fine.

Condición: Near Fine. New York 1934. first edition. American Telephone and Telegraph. Hardcover. Thick large octavo. Green buckram binding. Issue covers not bound in. 705p. gilt spine lettering. college library stamps on closed page ends top, bottom and side and front cover of each issue. no spine numbers no pocket no bookplate. Text clean and bright. Binding very secure. Near Fine.

Condición: Near Fine. Murray Hill 1944. Complete year bound in one volume. Hardcover. Large octavo, 460pp., photo illustrations, green buckram with gilt spine lettering. Institution stamps on top and bottom fore-edges. W. T. Rea in gilt on front. Near Fine.

Hardcover. Condición: Very Good+. Original issue. All four issues for 1925, bound complete (without covers) into full blue cloth, 767 pp, errata slip, illustrated with black and white drawings and photographs + 6 fold-outs. Hardcover, very good to near fine. Minor soil on cloth, spine faded, paper lightly age yellowed, 1 inch smudge on upper corner of first free front endpaper, lower corner there creased, otherwise tight, clean, paper crisp, unmarked and apparently never read. Includes articles on the transmission of pictures over telephone lines by television pioneers Herbert E. Ives and J. W. Horton which includes a 3 color photograph that was transmitted, as well as black and white photographs of Calvin Coolidge's inauguration, advances in physics: electricity in gases, the atom model, propagation of electric waves over the earth, creosote plants for treating chestnut poles with 31 interesting photos showing logging using both oxen and locomotives for hauling, the plants, etc. (a response to the accelerating loss of chestnut tress due to the blight, noting that 200,000 trees were used each year for telephone poles) , biographical sketch of Oliver Heaviside, transatlantic radio telephone transmission, speech (human voice) , etc. Science; technology; electricity; communications; AT&T; Bell Labs; quantum mechanics; mathematics; radio.

Condición: Good. NY 1933 first edition. ATT. Original blue printed wraps. Fletcher article on pp. 377-430. Other articles in issue as well. Issue paginated pp.377-539. Good, light cover wear; text clean. no ownership marks.

Condición: Near Fine. Murray Hill 1940. Complete year bound in one volume. Large octavo, 651pp., photo illustrations, green buckram with gilt spine lettering. Institution stamps on top and bottom fore-edges. W. T. Rea in gilt on front. Near Fine.

Soft cover. Condición: Good. Softcover, 10 by 6 3/4 inches, paginated 551-754, illustrated. Covers have slight wear. Front cover has markings in red pencil. Five articles on television. I will not ship this overseas.

LeatherBound. Condición: NEW. LeatherBound edition. Condition: New. Reprinted from 1945 edition. Leather Binding on Spine and Corners with Golden leaf printing on spine. Bound in genuine leather with Satin ribbon page markers and Spine with raised gilt bands. A perfect gift for your loved ones. NO changes have been made to the original text. This is NOT a retyped or an ocr'd reprint. Illustrations, Index, if any, are included in black and white. Each page is checked manually before printing. As this print on demand book is reprinted from a very old book, there could be some missing or flawed pages, but we always try to make the book as complete as possible. Fold-outs, if any, are not part of the book. If the original book was published in multiple volumes then this reprint is of only one volume, not the whole set. Sewing binding for longer life, where the book block is actually sewn (smythe sewn/section sewn) with thread before binding which results in a more durable type of binding. Pages: 167.