hello from russia that's very interesting as you know better than me that the yak was extremely similar to the yak m that lidya litvyak flew usually even that day so it could be that hartmann was the victor of litvyak but if i understood well hartmann was from ii jg while according to the table kills of our friend rusoargentino she encountered that day pilots from i jg giap yak b white bf g w nr unknown dam jg giap yak b white bf g w nr hans j rg merkle kia kills ace jg you know if there is a biography even in german more specific than those of toliver and kurovsky cpaccibo