. Rivista Bell Telephone . CLiV* 4;,C80 ♦ „ ■,!•?>- „ 81 cter* * ATOON BNK.vl BLBG•TVI DOV;/:V ESTN .vtrt „ IB, •••• •• i FRKVL ■X^rr HB6 CAROLINA •• AIK ASVL ciii-< CHLOT , 11 * . GNBOGNVLRLGHSOPI ffIII-iWSAL ROANSALIS WASH M II HASlT •::;: * l< 91 ■ ERIE i KC GRPS KXVL IPLS • *?*• • r •■ jmtn • LSVL . MILWJMEMP *. »l-TT :: DC • • : BTB - , /•ftffVL LANC. • LOL• LEB MK * MILT MRTM SO BELL ^ II 31 ■. YGTM •■ *nmk* primo piano di una sezione del tabellone di New York, i tappi di colori e shapesferenti del DIF-ferente indicando i circuiti od a sud e ad ovest come risultato delguasto lecibile

• Collaboratore: Reading Room 2020 / Alamy Foto Stock
• ID dell’immagine: 2CRTYCM
• Dimensioni dei file: 7,2 MB (180,5 KB Download compresso)
• Liberatorie: Modello - no | Proprietà - no
• Dimensioni: 1413 x 1769 px | 23,9 x 30 cm | 9,4 x 11,8 inches | 150dpi

Altre informazioni

Questa immagine potrebbe avere delle imperfezioni perché è storica o di reportage.

. Bell telephone magazine . CLiV* 4;, C80 ♦ „ ■, !•?>- „ 81 cter* * ATOON BNK.vl BLBG•TVi DOV;/:V ESTN .vtrt „ IB, •••• •• i FRKVL ■X^rr HB6 CAROLINA •• AIK ASVL ciii-< CHLOT , , 11 * . GNBOGNVLRLGHSOPI ffiii-iWSAL ROANSALIS WASH M II HASlT •::;: * l< 91 ■ ERIE i KC GRPS KXVL IPLS • *?*• • r •■ jmtn • LSVL . MILWJMEMP *. »l-tt :: DC • • : BTB - , /•ftffVL LANC. • LOL• LEB MK * MILT MRTM SO BELL ^ II 31 ■. YGTM •■ *nmk* Close-up of a Section ofTHE New York DisplayBoard, the Plugs of Dif-ferent Colors and ShapesIndicating the Circuits OD to the South andWest as a Result of theCable Failure in Penn-sylvania All Trunks Busy Registers Which Show, Cumulatively for EachGroup, the Amount ofTime During Which NoCircuits Are Availahli.to the Switchboard Operators

Parole chiave associate all'immagine

• bookauthoramerican
• bookcentury1900
• bookdecade1920
• bookyear1922