Thank you so much for the solution, Isskint! and thank you, unclefink for posting the question! I need to weed out large pdf files in my database, and this is exactly what I needed to do it! :)
I have been searching the web for days trying to find an answer to my most recent Access problem and thought it couldn't be solved - until I stumbled upon this forum! I am so glad you're here - can't wait to come back!:)