|Alternative reference number
|Copy letter from Robert William Frederick Harrison to M Jan Ropytowski, c/o M Thomas Kowalski, Horza 25, Warsaw, Russia
|28 April 1908
|Harrison has no power to accept any paper intended to be laid before the Royal Society unless communicated by a Fellow or Foreign Member of the Society. Harrison returned the communication to the address given in Ropytowski's letter of April 17.
|Related records in the catalogue