In a message dated 7/27/99 4:33:27 PM Central Daylight Time, [log in to unmask] writes: << Has anyone done any research on these pumps regarding minimum and maximum pressure exerted on the unfortunate souls trying to use them? >> If I am not mistaken, I believe White River makes the hand pump given out in the Ross bags. You might want to call them (sorry, I don't have the number, it was "round filed"* long ago...) Theresa Chmiel, CLC, ICCE Las Vegas, NV *round file=trash can *********************************************** The LACTNET mailing list is powered by L-Soft's renowned LISTSERV(R) list management software together with L-Soft's LSMTP(TM) mailer for lightning fast mail delivery. For more information, go to: http://www.lsoft.com/LISTSERV-powered.html