Thirring sends a copy of his reply to Källén's last letter.
Thirring, WThirring replies to Pauli's letter. He writes more about his work on quantum electrodynamics. He criticizes Gell-Mann's and Low's method.
Thirring, WThirring writes about Nambu's preprint on quantum field theory. He writes about his readiness to give a talk at the ETH seminar.
Thirring, WThirring writes more about Lee's equation.
Thirring, WThirring writes about Källén's inconsistency proof for quantum electrodynamics.
Thirring, WThirring corrects a mathematical error in his letter of the 31st March [1955]. He applies Thirring's model to Maxwell's case and discusses an alternate model.
Thirring, WThirring writes about the critics of the Russian physicists about the paper by Hüda and Machida .
Thirring, WThirring gives the results of his calculations in connection with Lee's model (convergence of a perturbation series).
Thirring, WThirring sends the continuation of his work on electrodynamics.
Thirring, WThirring discusses papers on renormalization by Klein, McCormick and by Cooper.
Thirring, W