div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: Letter to Duane Spencer BLM from Caroline Hall ACHP in cou ACHP Preserving Americas Heritage September 12 2013 Mr Duane W Spencer Field Manager Buffalo Field Office Bureau src=https:reader034vdocumentsusreader034viewer20220520036015ca0dd6bfbf1a4717d010html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: Letter to Duane Spencer BLM from Caroline Hall ACHP in cou ACHP Preserving Americas Heritage September 12 2013 Mr Duane W Spencer Field Manager Buffalo Field Office Bureau src=https:reader034vdocumentsusreader034viewer20220520036015ca0dd6bfbf1a4717d010html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdiv