A referee's report on BR's paper, "On the Substitutional Theory of Classes and Relations" for the Proceedings of the London Mathematical Society.

The author is identified in I. Grattan-Guinness, Dear Russell—Dear Jourdain, p. 94.

Also in file: a TL(TC), document .144414.

Also in file: another TL(CAR), document .144417.

Also in file: another TL(CAR), document .144422.

Also in file: a TL(CAR), document .144433.

Also in file: another TL(CAR), document .144445.

This is a form letter, addressed to "Egregio Autore" in Italian.

A translation of document .144457, record 90067.

Also in file: a TL(CAR), document .144463.

Also in file: another TL(CAR), document .144474.

Also in file: a TL(CAR), document .144489.

Also in file: a TL(CAR), document .144498.