In 2019 we discovered LiB's OTD (On This Day) series in Australia, and after a discussion with Natalie247 about the meaning of OTD, Natalie247 suggested this local OTD series, with a story for each day of the year.
On the 1st of February 1961 Bayfield High School opened with a Roll of 164 pupils, 9 teachers, a Librarian and a Caretaker.
Mr W.E.K.A. was a Foundation Pupil, and both our sons attended this school, which is why we picked it and the date.
The cache is a camouflaged Berocca tube.