adall

http://used.addall.com/SuperRare/submitRare.cgi?author=${author}&title=${title}&keyword=%s&isbn=${isbn}&order=PRICE&ordering=ASC&dispCurr=USD&binding=Any+Binding&min=&max=&timeout=20&match=Y&checkstore=Check+All&store=Abebooks&store=AbebooksDE&store=AbebooksFR&store=AbebooksUK&store=Alibris&store=Amazon&store=AmazonCA&store=AmazonUK&store=AmazonDE&store=AmazonFR&store=Antiqbook&store=Biblio&store=Bibliophile&store=Bibliopoly&store=Booksandcollectibles&store=Half&store=ILAB&store=Maremagnum&store=Powells&store=Strandbooks&store=ZVAB

Book Meta-search via used.adall.com of many used/rare book dealers, also often returns new books.
Default search is keyword, but you can specify author, title, or ISBN using switches:

For example:
adall - author Shakespeare -title Twelfth Night -isbn 0198320191

482 uses - Created 2006-10-17 17:22:09 - Last used 2023-05-07 16:18:19

Is this command broken? Tell Jon if you know how to fix it.

Do you find this command offensive? Let Jon know.