<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/MC/22/219" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Letter from [Percy Alexander] MacMahon, Old Palace Yard, Westminster, to the Secretaries of the Royal Society, Burlington House</dc:title>
  <dc:description>Refers to the Graham Standard Scale. Enclosed is a reply from Robert William Frederick Harrison, Assistant Secretary of the Royal Society, dated 23 January 1907.</dc:description>
  <dc:date>22 January 1907</dc:date>
</rdf:Description>