I am old enough to remember those days; got a summer job when I was in college at a lab that had lots of PDP-11s in, I think, 1980. Some of them didn't have boo

I am old enough to remember those days; got a summer job when I was in college at a lab that had lots of PDP-11s in, I think, 1980. Some of them didn't have boot ROMs and you had to toggle in the bootstrap program from the front panel every time (only about a dozen instructions).