{"product_id":"apple-ii-language-system-manuals","title":"Apple II Language System Manual Set (1980–1981)","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"1,0,0\"\u003eThis is an original set of manuals for the \u003cb data-path-to-node=\"1,0,0\" data-index-in-node=\"56\"\u003eApple II Language System\u003c\/b\u003e, a critical upgrade for the Apple II and II Plus that allowed the use of Pascal, Fortran, and Pilot. The set typically includes the \u003ci data-path-to-node=\"1,0,0\" data-index-in-node=\"213\"\u003eApple Language System Installation and Operation Manual\u003c\/i\u003e and the \u003ci data-path-to-node=\"1,0,0\" data-index-in-node=\"277\"\u003eApple Pascal Language Reference Manual\u003c\/i\u003e. These documents provide detailed instructions on installing the 16K Language Card into Slot 0, managing the \"bank-switched\" memory, and utilizing Apple's proprietary software environments that expanded the computer's memory to 64K.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"1,1,0\"\u003e\u003cb data-path-to-node=\"1,1,0\" data-index-in-node=\"0\"\u003eManufacturer\u003c\/b\u003e: Apple Computer, Inc.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"1,2,0\"\u003e\u003cb data-path-to-node=\"1,2,0\" data-index-in-node=\"0\"\u003eCondition\u003c\/b\u003e: Used (\u003cb data-path-to-node=\"1,2,0\" data-index-in-node=\"17\"\u003eVintage manual condition; see pictures for true condition\u003c\/b\u003e)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"1,3,0\"\u003e\u003cb data-path-to-node=\"1,3,0\" data-index-in-node=\"0\"\u003eModel Number\u003c\/b\u003e: 030-0114 \/ 030-0115 (Part numbers vary by specific volume)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"1,4,0\"\u003e\u003cb data-path-to-node=\"1,4,0\" data-index-in-node=\"0\"\u003eExtra Notes\u003c\/b\u003e: The Language System was a turning point for Apple, as it was the first time they officially broke the 48K memory barrier. These manuals are essential for collectors who own the physical \"Language Card\" (the 16K RAM expansion) or those interested in early UCSD Pascal development on the Apple II platform. They feature the classic Apple \"Red Book\" style layouts and detailed memory maps.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"1,5,0\"\u003e\u003cb data-path-to-node=\"1,5,0\" data-index-in-node=\"0\"\u003eManufactured In\u003c\/b\u003e: USA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Thunder Bay Estate Sales","offers":[{"title":"Default Title","offer_id":45348795089087,"sku":"48c","price":89.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0519\/8639\/9423\/files\/48c-1.jpg?v=1773933846","url":"https:\/\/www.tbayes.ca\/products\/apple-ii-language-system-manuals","provider":"Thunder Bay Estate Sales","version":"1.0","type":"link"}