Wilderness Medical Associates makes some great outdoor-oriented ones (for Wilderness EMTs and first responders):
http://wildmed.com/Merchant2/merchant.mv...egory_Code=PUBSI have that one and a small "WFR cheat sheet" downloaded from NOLS here:
http://www.nols.edu/wmi/pdf/wfr_cheat_sheet.pdfWMA also makes a great, extensive spiral-bound first aid field manual.