Normal WW2 and Korian War period, normal for this period bottle contains Sterilization Tablets.The Diggers Water Bottle had to be completly emptied then refilled with the water available, then the tablets added after crushing according to the instructions inside the lid. This enabled the Digger to drink his water in the surity that he would not pick up a problem from the contaminated water that may have been his only liquid available. These tablets have been produced by science to keep the diggers in top fighting condition. Not rare but everybody both male and female (Nurses etc.) would be issued with this tin of tablets.60 X 18 mm glass bottle with cork 11 X 17 mm and cotton wool, contains 50 White Sterilization tabletsMarked on bottle in blue paint, 50. Sterilization. Tablets. Drug Houses of Australia Ltd. Australia. ww2, new guinea, korian war, borneo, boganville etc., etc, bottle contains 50 white sterilization tablets

One tablet sterilised the water, the other took away the chlorine type taste.Item belonged to Billy Bird No VX113169 2/14 Batt AIF. Refer 1601. .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. .2) Lid: Sterilising Outfit for use with water bottles (Keep Dry). Instructions for use on underside of lid. .3) x 50 Thio tables. .4) x 50 Sterilising tables.containers - military, medicine - pharmacy, water sterilization