Files in this archive:

sniffer2.gbl		bottom layer gerber file
sniffer2.gko		keep out layer (ie board border) gerber
sniffer2.gtl		top layer gerber file
sniffer2.gbs		bottom layer solder mask
sniffer2.gts		top layer solder mask
sniffer2.gto		top layer silkscreen
sniffer2.dri		NC Drill report file
sniffer2.txt		Excellon drill file
read.me			This file

Board comments:

there is no bottom silkscreen for this board

there are 2 holes larger than .250" and will need to be routed

If anything at all appears wrong with this board, please contact me at 
carboxyl@mit.edu.

Thank you very much,
mark