Please show the Canada Queen Victoria (and any other) stamps with postmarks showing.
A full, readable, clear, with town name and date showing, is preferavle to cancel and postmark afficiandos.
The pricing is sometimes left up to
ebay auctioning , but you could generally say that small towns are worth more than larger cities that have many postmarks made.
The condition of the stamp is also important of course.
The star with numeral postmark on the New South Wales stamp is also collectible.
Some collectors have calendars made of different dates, some collect only certian years or towns or regions. :ots of possibilities.