For those interested in a more in-depth look at the state of Minoan/Mycenean script decipherment in the late 1940s, or more generally in the life of Alice Kober, here is a link to a wonderful digital collection of her papers, held at the University of Texas. It’s neat stuff, giving a detailed look at the discipline just prior to the decipherment of Linear B, and involving correspondence with many of the luminaries of the age.
Glossographia 