Charles Scott Haley
... that in 1923, Charles Scott Haley conducted California's first statewide comprehensive study of tertiary fluvial placers, dredge fields, and dry placers?
... that in 1923, <b id="mwCoM"><a href="./Charles_Scott_Haley" id="mwCoQ" rel="mw:WikiLink" title="Charles Scott Haley">Charles Scott Haley</a></b> conducted <a href="./California" id="mwCoU" rel="mw:WikiLink" title="California">California</a>'s first statewide comprehensive study of tertiary <a class="mw-redirect" href="./Fluvial" id="mwCoY" rel="mw:WikiLink" title="Fluvial">fluvial</a> <a href="./Placer_deposit" id="mwCoc" rel="mw:WikiLink" title="Placer deposit">placers</a>, dredge fields, and dry placers?