My Rollei 35... When it was made?

[Zaradashte]

I have a Rollei 35s I just receive from Ebay seller. Could anyone tell me when my Rollei 35 was made? Is there is any site show serial number finder? Or if someone could know by my camera info as fallows: it is Rollei 35s Lens: Rollei-HFT 2350226 Made by Rollei Sonnar 2.8/40. Thank you very much in advance.