I’ve posted all locations of the Molly on the OS maps that I could find. There’s nothing recorded from Craigend Avenue until it appears at the rear of the Great Eastern Hotel.
Perhaps My Kitten could help. Maybe she could apply to the Water Board for diagrams of the full route
viewtopic.php?f=3&t=8257&p=167539&hilit=pu+prints#p167539
My Kitten wrote:I used to get them quite frequently in a previous employment, just a letter with a map showing the area that we wanted and a package would appear soonafter.