Hi,
I like a lot this sample pictures taken with the Leica Summicron 90mm f2
https://flashbackcamera.jp/photogallery/products/012295_leica_summicron_90_2_m_early/
https://flashbackcamera.jp/photogallery/products/013570_leica_summicron_90mm_f2_m_black_paint/
However, which versions you think were used here?
Thanks.