tag:blogger.com,1999:blog-1320126156594375642.post4178891692426397400..comments2024-03-27T11:02:08.037-05:00Comments on LEICA Barnack Berek Blog: OPTICAL GLASS FOR PHOTOGRAPHIC LENSESLEICA Barnack Berek Bloghttp://www.blogger.com/profile/09055435560407011075noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-1320126156594375642.post-75688371579371934242017-10-17T04:08:26.547-05:002017-10-17T04:08:26.547-05:00This comment has been removed by a blog administrator.Kathleen O'Connorhttps://www.blogger.com/profile/09753550222091015773noreply@blogger.com