the see-saw method was once the standard for film that used a red safe-light. Once Pancro became the norm, folks switched to tanks. If you are sure it is 116 or 616, most of the old FR tanks will take it.

they turn up cheep enough like this sample listing (Not mine and I don't know the seller) http://www.ebay.ca/itm/300901981528 (note the mention of 116 on the box.)