Historical information

One lot of tablets were to purify the water, the other was to take away the swimming pool taste.

Physical description

.1) & .2) Metal tin with black metal lid, contains 2 glass tubes with cork stoppers.
.3) Glass tube containing 50 blue tables.
.4) Glass tube containing 50 white tables.

Inscriptions & markings

.2) Lid: Sterilising Outfit for use with water bottles (Keep Dry). Instructions for use on underside of lid.
.3) x 50 Thio tablets.
.4) x 50 Sterilising tablets.