Physical description
State Rivers and Water Supply Commission. Coliban System. Lake Eppalock construction. Steel Pipelines Design. Cardboard folder, foolscap size, containing fifteen pages of typed notes, stapled into the folder. Includes diagrams on thicker paper. On the front of the folder is a handwritten note ' Steel Pipelines Design Notes compiled by F. G. Long'. The notes inside are titled ‘Steel Pipe Lines' and 'Pipe Shell'.