firefighter Posted February 27, 2019 Share #1 Posted February 27, 2019 I don't know this one. I think 60s-70s era? Sent from my SM-G920V using Tapatalk Link to comment Share on other sites More sharing options...
hirsca Posted February 27, 2019 Share #2 Posted February 27, 2019 Williams & Anderson Co. Early 1960's-1980's? Al Link to comment Share on other sites More sharing options...
rd12 Posted February 27, 2019 Share #3 Posted February 27, 2019 Williams & Anderson Co., no longer in business You are spot on with vintage. Gov’t contracts started requiring 1/20 Sil Fil around 1967 and continued until 1975. Link to comment Share on other sites More sharing options...
firefighter Posted February 27, 2019 Author Share #4 Posted February 27, 2019 Thank you. I appreciate the help and info. Link to comment Share on other sites More sharing options...
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