Whakaotihia te rerenga e whai ake nei: I muri i tana hinganga i te whakataetae o te Senate, ka reti a Lamar i te ao tōrangapū, ka hoki ki te mahi ture tūmataiti. I te tau 1915, i tohua ia hei kaitohutohu ā-motu ki te
Panama-Pacific International Exposition i San Francisco, California.