In the last part of this story I was deliberating over the choice of converting the Yashica T4's Tessar vs the Nikon L35's Sonnar to M-mount. Whilst I was dead set on the latter...
The Leica 35mm Summicron V3 is lens I instantly felt at home with. I bought it not long after I bought my M7 and for a little while it just seemed to make the ideal combination ...