From AFL-CIO Labor Day Festival: music page. These songs are online (some are with lyrics).

"Better Than Nada" -- Baldemar Velasquez & the Aguila Negra Band
"The Bourgeois Blues" -- Woody Guthrie & Leadbelly
"The Bravest" -- Joe Uehlein
"The Corporate Stomp" -- The Bones of Contention
"Deportees" -- Baldemar Velasquez & the Aguila Negra Band
"Do Re Me" -- Ani DiFranco
"Esperanza" -- An excerpt from the opera
"For Gene Debs" -- Anne Feeney
"Frail Light" -- Phil Cohen and Patricia Ford
"The Good Old Fashioned Way" -- George Mann & Julius Margolin
"Hidee Ho" -- Solidarity Rocks, a musical project of the United Steelworkers of America
"Hospital Workers" -- Rebel Voices
"I Cannot Sleep" -- Jon Fromer & Francisco Herrera
"Jobs With Justice" -- Joe Uehlein et al
"Joe Hill" -- Paul Robeson
"La Ronde Des Canuts" -- Pierre Fournier
"Look For The Union Label" -- Joe Glazer
"Marchin' in the Streets" -- The Whiteville Choir
"Merchandise" -- Fugazi
"Rise Again" -- Laurel Blaydes
"Rockin' Solidarity" -- The Bones of Contention
"Service Economy" -- Kirk Kelly
"Sixteen Tons" -- Harold Palmer
"Solidarity 4ever" -- Written and adapted by Paula "Bomba" Gonzalez, produced by UFCW Canada
"Solidarity Forever" -- The Whiteville Choir
"Step By Step" -- Bones of Contention
"Talking Union" -- John McCutcheon & Corey Harris
"This Is the Time" -- Solidarity Rocks, new wave with a message from the Steelworkers
"This Land Is Your Land" -- Woody & Arlo Guthrie
"Wade In The Water" -- Sweet Honey In The Rock
"We Were There" -- Pat Humphries
"We Work The Black Seam" -- Kim & Reggie Harris
"When July Slips Into June" -- Pam Parker & Co.
"Which Side Are You On" -- Joe Glazer
"Which side r U on?" -- Written and adapted by Paula "Bomba" Gonzalez, produced by UFCW Canada
"Working Class" -- Pete Anderson

~Masato