It looks like they are just 2 EPROMS programmed with copies of the A1000 Kickstart 1.1 ROMs.
The only 'special' difference would be if they were either PAL or NTSC versions.
Kickstart v1.1 rev 31.34 (1985) is NTSC
Kickstart v1.1 rev 32.34 (1986) is PAL