A4 folders with individual pockets for each property in streets beginning with O located in Surrey Hills and Mont Albert. Folders are ordered by street name and then chronologically by property number. Each property has its own pocket. This may include multiple real estate advertisements collected from sales over time. It may also include copies of any research undertaken by Alan Holt and / or members of the SHNCHC team. These are augmented by cards in the Alan Holt index file and by his property registers of Surrey Hills and Mont Albert.oak street, olyve court