Tag Archives: Barton

[035-39]Saxicultural District of the Sudbury Area

Barton, Thomas F. Saxicultural District of the Sudbury Area 035-39-print  

Posted in 1942, Transactions | Tagged , | Leave a comment

[046-25]Translucent Screen for Teaching and Testing

Prior, P.V. and Barton, J.D., Jr. Translucent Screen for Teaching and Testing 046-25-print  

Posted in 1953, Transactions | Tagged , , | Leave a comment