OK, assuming I didn't screw anything up here are the checksums:

7800 NTSC BIOS.BIN 4K FD13730C
7800 NTSC-PAL BIOS Asteroids.BIN 16K D5B61170

7800 NTSC BIOS Proto.BIN 4K 0C5E9CB5
7800 NTSC BIOS Proto Asteroids.BIN 16K A0E10EDF
7800 NTSC BIOS Proto Pole Position 2.BIN 32K FD40B838

7800 NTSC BIOS (Bad).BIN 4K 649913E5

7800 DEV BIOS 01 Eckhard Stolberg.BIN 4K 32719B3A
7800 DEV BIOS 02 Eckhard Stolberg.BIN 4K 6ED3B89A
7800 Dumper BIOS Bruce Tomlin.BIN 8K ED8CE436

Eckhard's site is: http://home.arcor.de/estolberg/tools/index.html
Bruce's site is: here

Mitch