It's pretty easy to do it in the digital era. I have a $40 program on my Mac called Amadeus Pro. There's a menu option Change Pitch and Speed...
Change Pitch and Speed.tiff
To do it well is another issue...
Sonny Rollins Complete Prestige Box: $49.99 from an Amazon Reseller. This is the lowest price I've ever seen for this. A must, if you don't already have the music. It comes with a great booklet, too.
Amazon
Amazon has most of the Dick's Picks series on mp3 @ $14.99 each. I think that's a price drop, tho there's no indication of such. Some, like the 4-cd sets, seem like great deals.
Sun Ra: Live At The Horseshoe Tavern Toronto 1978. Available from an Amazon Reseller for $37.32. For 10 discs, I think this qualifies as a bargain:
Amazon
(Oh, and the Horo bootleg "New Steps" is available for $9.37.)
Also on November 8:
Chris Connor, singer, 1927
November 9:
Mezz Mezzrow, clarinet, 1899
Pete Brown, alto sax, 1906
Also on November 10:
Hubert Laws, flute, 1939