but this copy was particularly interesting because james wheldon johnson gave it to his father george gershwin. >> interesting. >> interesting side fact to that is roseman johnson would appear in the cast a couple of years later. the johnson brothers were very close to gershwin and of course he was extremely influenced by black music, by the spirituals, by jazz. >> i'm reading, as i cold you, a book on gershwins and some of their great songs. when i saw that they had dedicated it to gershwin-- >> in fact, they dedicated -- there was a second book of spirituals and in fact, they dedicated some of the spirituals, i think one or two, two, one of the spirituals was dedicated to gershwin. the dedications in this book of the different works, sort of -- here's "steal away to jesus" dedicated to rowland hays. these represent a who's who of 1920-- >> what would that sell for? >> this one is $6000. >> i can imagine. that is an absolute classic. i'll have to get my ties together to see if i can-- >> yeah, that will be an important edition to your collection, i'm sure. >> now, at the fair, will you have t