These nostalgic windows into the past show the pioneering days of Mosman, beautifully capturing the harbour side suburb and providing a visual treat to recipients in the early 1900s.
Founding member of the NSW Postcard Collectors’ Society Josef Lebovic says local postcards are significant because they are “a social history”.
“What was popular at the time is seen on the cards,” Mr Lebovic says.
“They capture the moment that was happening in a time and place.”
Hand-tinted, sepia and black and white vintage views of Balmoral Beach show residents frolicking in the waves wearing the fashion of the day.
Another shows picnickers casually sit under the trees at Edwards Beach, as an unsaddled horse grazes beside them.