It was written for the Cory 11/70 IIRC.  It's on my 2BSD tape with a date of 2/17/80 - which should be on Warren's archives.   If you can't find it send me email off list and I'll send it to you.

Clem

On Sun, Apr 24, 2022 at 11:28 AM ron minnich <rminnich@gmail.com> wrote:
can someone point me at the earliest version of whereis? I first saw
it in 4.1, but maybe it came sooner. Also, if you've got a link to man
pages, thanks in advance.

I'm trying but failing to find it. My daughter says I suck at web
search, which, given where I work, is a bid sad :-)