Applescript question

[LHoffart at afmidwest.com]

Is there a way to use a "wild card" in applescript
or select every file in a folder

I'm trying to print a batch of .jpg files on tabloid paper, 
I tried it in automator and it wants to print on letter


Lorenz D. Hoffart
AFFILIATED FOODS MIDWEST
1301 Omaha Ave
PO Box 1067
Norfolk, NE 68702-1067
402-371-0555 ext. 521
Fax 402-379-3170
lhoffart at afmidwest.com