Amazon nodes are numerical values that identifies specific product or sub-products groups; "1" for "Art & Photography" books, "27" for "Travel" books, "508528" for "Musical & Performing Arts" DVDs, ...
These nodes are normally displayed as part of most Amazon category URL: Books: Browse Subject - Node: 1000 http://www.amazon.com/b/ref=sv_b_1/002-9751634-4735237?ie=UTF8&node=1000 Books: Arts & Photography - Node: 1 http://www.amazon.com/b/ref=amb_link_5647902_1/002-9751634-4735237?ie=UTF8&node=1... Electronics: Camera & Photo - Node: 502394 http://www.amazon.com/b/ref=sd_allcatpop_p/002-9751634-4735237?ie=UTF8&node=502394 Most Amazon scripts (Mr Rat, ASM, A-o-M?) uses the node system to source for product listing that are displayed on your Amazon script sites. Visit: http://www.aanodes.com for your Amazon nodes!