November 24, 1947
Certificate with text: "Upon the completion of twenty-five years of association with the California Institute and on the eve of his departure to represent the Institute in foreign lands, the members of the Division of Chemistry and Chemical Engineering wish to express to Linus Pauling their respect for his many scientific achievements. Their congratulations upon the signal honors which he is receiving. Their esteem for his personal qualities. Their appreciation of his services in promoting the welfare and enhancing the effectiveness of the Division. Their best wishes to him and his family for health and happiness during their absence. Their anticipation of his return, invigorated and refreshed for new efforts at home."
Awarded by the California Institute of Technology, Division of Chemistry and Chemical Engineering.
Name: California Institute of Technology, Division of Chemistry and Chemical Engineering