Leica manualsMarch 24, 2013
Checking a rather old Leica manual for the M6 (emphasis mine).
However, if a landscape scene containing many white clouds is photographed using a wide-angle lens or if the exposure meter is influenced by very bright lamps in a Bavarian beer tent, for example, the camera should be turned towards an area containing no particular bright or dark details
I’m starting to like these guys. :)