What was I running and can it be emulated?

[Ron Hudson]

Once upon a time when I was in High School, I used to visit Santa Clara 
University. I would
get there 0-dark:30. I was able to use card punches to create my 
program decks, There were
some sort of pre-punched JCL cards. Cards in Hopper - I think I pushed 
something - cards read
2100 rumbles Line printer starts printing.  So It was some sort of 
batch system.

I think it had Algol and Fortran and Assembly Language as it's 
languages.

Hp 2100 (square white lights)
Card Reader
Line Printer
1 Cartridge disk drive with a flat disk that slid in horizontally
1 9 track tape drive
Highspeed paper tape reader
Highspeed punch

Boot tape was a bout 2 ft long

something special about the octal number 102077


BTW will simh compile on Mac OS X?