Note 95 — Chapter XIV · THE PLAYGROUND MOVEMENT IN GERMANY.
Reading edition
Hartwich’s addresses were collected and published by M. Eichelsheim, city Turnlehrer in Düsseldorf, in 1883 under the title “Reden über die vernachlässigte leibliche Ausbildung unserer Jugend von Emil Hartwich” (Düsseldorf, L. Schwann). A second edition, enlarged, was published in 1884.