A SPL TFC MANAGEMENT PROGRAM WAS IN EFFECT FOR AN ANNUAL EAA FLY-IN, & A WAIVER TO FAA HANDBOOK 7110.65D WAS IN EFFECT WHICH ALLOWED FOR REDUCED SEPN BTN ACFT OPNG AT WITTMAN FLD. AS 2 ACFT WERE LNDG, THE PLT OF THE 1ST ACFT (CESSNA 177, N17204) WAS TOLD TO LND ON THE LAST HALF OF THE 6166' RWY, WHILE THE PLT OF THE 2ND ACFT (CESSNA 210, N732XV) WAS CLRD TO LND AT THE 'NUMBERS.' ALSO, TO ACCOMMODATE AN IFR ARRIVAL, BOTH PLTS WERE ADZD TO KEEP THEIR SPD UP DRG ARRIVAL. THE 1ST ACFT LNDD LEFT OF THE CENTERLINE ON ABOUT THE 1ST 1/4 OF THE RWY. ALTHO THE 1ST PLT LNDD SHORTER THAN INSTRUCTED, THE 2ND PLT CONTD HIS APCH (DID NOT GO AROUND) & LNDD SLIGHTLY RGT OF THE CENTERLINE. AFTER TOUCH DOWN, THE 1ST PLT BRAKED ALMOST TO A STOP & SAW A FLAG PERSON, WHO HE THOUGHT WAS WAVING FOR HIM TO EXIT THE RWY. HE TURNED RGT & CROSSED IN FRONT OF THE 2ND ACFT. AFTER LNDG, THE 2ND PLT WAS UNABLE TO MANEUVER OR DECELERATE SUFFICIENTLY TO AVOID A COLLISION. SUBSEQUENTLY, THE PROP & NOSE OF THE 2ND ACFT HIT THE RGT WING & AFT FUSELAGE OF THE 1ST ACFT.