Signature of Dufferin Roblin.
Traced in Adobe Illustrator from http://cgi.ebay.com/Booklet-signed-by-Canadian-Prime-Ministe-Lester-Pearson_W0QQitemZ140367002118QQcmdZViewItemQQimsxZ20091213?IMSfp=TL091213014007r12035#ht_500wt_1182
Dufferin Roblin