Help! Identifiying chassis number (what year?)

hi guys, I bought a beetle as 62, but I think it may be a 61, its got the smaller lights, fuel gauge, no seat belts, and the chassis no is 3714663.
Ive been to vwfool but page comes up with error, just wondering if anyone can help me i d it, thanks Stef:thumb

between dec 1960 to aug 1961 according to mr muirs
😎

Thanks pod, thats a great start for me.cheers Stef