Schlögel, K. "Commentary": Mastering Imperial Spaces in the Age of Engineers / Karl Schlögel. Comparing empires : encounters and transfers in the long nineteenth century.(2011).

Schlögel, Karl. ""Commentary": Mastering Imperial Spaces in the Age of Engineers / Karl Schlögel." Comparing Empires : Encounters and Transfers in the Long Nineteenth Century.(2011) .

Schlögel, Karl. ""Commentary": Mastering Imperial Spaces in the Age of Engineers / Karl Schlögel." Comparing Empires : Encounters and Transfers in the Long Nineteenth Century.(2011), .