This collection of caches has nothing to do with the Church Micro series in the UK. Given that the Australian 2016 census indicates that No Religion and Jedi Knight are the fastest increasing classifications of the optional religion question "What is the person's religion?" it is not surprising that there is surfeit of empty churches that have been repurposed.
Woolford Memorial Methodist Church, Sedan. Built around 1919 of local limestone. Closed in 1953. Now used as the local Country Fire Service headquarters.
Find the foundation stone on the bottom right side of the building. This stone laid DD M YYYY. Use the date listed on the foundation stone as AB C DEFG. With these numbers you can calculate the nearby final location of the geocache.
S34 34.4(G-C)(E-B) E139 17.G(F-A)(C-B)
Checksum: 10 + 9 = 19