{"product_id":"1942-bell-telephone-labs-portable-information-center-master-index-es-800515-wwii","title":"1942 Bell Telephone Labs Portable Information Center Master Index ES-800515 WWII","description":"\u003cp\u003e\u003cspan\u003eOriginal \u003c\/span\u003e\u003cspan\u003eBell Telephone Laboratories, Inc. Portable Information Center Master Index\u003c\/span\u003e\u003cspan\u003e, drawing\/publication number \u003c\/span\u003e\u003cspan\u003eES-800515\u003c\/span\u003e\u003cspan\u003e, issued in \u003c\/span\u003e\u003cspan\u003eMarch–April 1942\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis seven-page index identifies the technical folders and publications supplied with a portable communications information center. Listed subjects include telephone facilities, assembling and dismantling procedures, maintenance notes, terminal radio-frame operation, PBX specifications, packing instructions, tools and spare parts, a 5 KVA engine alternator, amplifiers, and handset descriptions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis appears to be a scarce World War II-era Bell Labs communications document associated with a larger portable telephone and radio support system. The master index was intended to be bound at the front of the system’s complete group of technical folders.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eItem Details\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003ePublisher:\u003c\/span\u003e\u003cspan\u003e Bell Telephone Laboratories, Inc.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eTitle:\u003c\/span\u003e\u003cspan\u003e Portable Information Center—Master Index\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003ePublication\/drawing number:\u003c\/span\u003e\u003cspan\u003e ES-800515\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eDrawing issues dated:\u003c\/span\u003e\u003cspan\u003e March 9 and April 1, 1942\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eLength:\u003c\/span\u003e\u003cspan\u003e Seven pages indicated\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eFormat:\u003c\/span\u003e\u003cspan\u003e Bound technical document in plain black pressboard cover\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eContent:\u003c\/span\u003e\u003cspan\u003e Index of telephone, radio, PBX, power-generation, maintenance and equipment folders\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003ePrinted in the United States\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eFREE SHIPPING\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e#5\u003c\/span\u003e\u003c\/p\u003e","brand":"Whiskey Rebellion Antiques","offers":[{"title":"Default Title","offer_id":43334730547277,"sku":null,"price":60.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0610\/9229\/8829\/files\/IMG-1104.heic?v=1785503491","url":"https:\/\/whiskeyrebellionantiques.com\/products\/1942-bell-telephone-labs-portable-information-center-master-index-es-800515-wwii","provider":"Whiskey Rebellion Antiques","version":"1.0","type":"link"}