How much is this camera worth?

[KathleenW]

My father has the following, which he bought brand new when he was overseas in the 1960's, he no longer has a need for them and has asked me to sell them on his behalf, though i have no idea where to start, any comments would be appreciated,
Thank you

Canon canonet junior - 306044
Case
sunpak 7s electronic flash unit(still in original box)

 

[dxqcanada]

Aprox $40-60

The Canon Canonet G-III is the highest priced at about $80-100