A polish stamp featuring Janusz Korczak’s likeness, issued in 1978, 100 years after his death.

An original poster from “The Martyr” a 1973 English-language Israeli-German co-production based on Janusz Korczak’s heroism, directed by Polish director Aleksander Ford.

An Israeli postage stamp featuring Janusz Korczak’s likeness, issued in 1978, 100 years after his death.

German stamps featuring Janusz Korczak’s likeness, issued in 1978, 100 years after his death.

A cigarette trading card featuring Janusz Korczak, from Israel’s Kedem Cigarette Company (front)

A cigarette trading card featuring Janusz Korczak, from Israel’s Kedem Cigarette Company (back)

White House in a Gray City is the author’s account of the eight years he lived at Janusz Korczak’s orphanage.

Polish coins honoring Janusz Korczak

A German LP recorded in 1972, called, “Janusz Korczak, With the Children, Had to Go to Treblinka: Songs for the Little and Also the Great People”

Janusz Korczak with some of the children who lived at the orphanage.

A card from a 1967 Holocaust remembrance rally in Israel, featuring Korczak and his children.