Oh, come on, people –

Wikipedia:

Starting with the execution of John Boyd in January 1908, [[hanging]]s at the Don took place in an indoor chamber, which was a converted washroom, at the northeast corner of the old building. Previously, condemned men had been hanged on an outdoor scaffold in the jail yard.

The Globe:

1908

John Boyd is the first prisoner hanged in a new indoor chamber, converted from a washroom. Until then, hangings were done on an outdoor scaffold in the prison yard.