(10) Grande Ballroom Postcards, Russ Gibb presents in Detroit, 1) Jeff Beck Nov. 1-3, 1968; 2) , 1968, w/ MC5, Psychedelic Stooges, reverse has postcard return address graphic; 3) Iron Butterfly, NY Rock & Roll Ensemble, SRC Dec.20-22, 1968, reverse has postcard return address graphic with upcoming schedule w/ Fleetwood Mac, Rotary Connection, Stooges, MC5 and more; 4) Steppenwolf, MC5, Three Dog Night, Feb. 28-March 2, 1969, reverse has postcard return addressgraphic with upcoming schedule w/ Butterfield, Van Morrison, James Gang, John Mayall and more; 5) Albert King, Aug. 23-25, 1968; 6) John Mayall (Eric Clapton sat in), Psychedelic Stooges, Oct. 11-13, 1968, reverse has postcard return addressgraphic; 7) Deep Purple, Lee Michaels, James Cotton, Dec. 13-15 1968; 8) Creedence Clearwater Revival, Taj Mahal, Churls, Litter,, May 2-4, 1969, reverse has postcard return address graphic; 9) Quicksilver Messenger Service, Frost, Oct. 29,