"United States" . . . . . . . . "Problems of expansion as considered in papers and addresses" . "Problems of expansion as considered in papers and addresses"@en . "Problems of Expansion As Considered In Papers and Addresses"@en . "Problems of Expansion As Considered In Papers and Addresses" . . . "Problems of Expansion, as considered in papers and addresses. [Edited by C.C. Buel.]"@en . "Problems of expansion, as considered in papers and addresses" . "Problems of expansion, as considered in papers and addresses"@en . . . . . . . . . "Electronic books"@en . . . "Problems of Expansion, as considered in papers and addresses. [Edited by C. C. Buel.]" . . . .