Thanks to those who have contributed to this interesting string. Life may be simpler in New Zealand. On my last visit, my Kiwi relaives showed me natural seltzer pools, fed by hot springs, in the volcanically active area between Rotorua and Kawerau, which they used for bathing. No powders needed! Harry Needham Principal Harry Needham Consulting Services Inc. Solutions for Heritage Institutions - and Others! 74 Abbeyhill Drive Kanata ON K2L 1H1 Canada (Voice) +1.613.831-1068 (Fax) +1.613.831-9412 [log in to unmask] ========================================================= Important Subscriber Information: The Museum-L FAQ file is located at http://www.finalchapter.com/museum-l-faq/ . You may obtain detailed information about the listserv commands by sending a one line e-mail message to [log in to unmask] . The body of the message should read "help" (without the quotes). If you decide to leave Museum-L, please send a one line e-mail message to [log in to unmask] . The body of the message should read "Signoff Museum-L" (without the quotes).