The sign is on the wall of the building where Ever Hadani (Aharon Feldman) lived - a poet, writer and researcher, born in Zdvojha, Belarus (1899-1972), immigrated to Israel in 1913.
After studying agriculture, he worked in the Ministry of Agriculture. He also researched the history of the settlement in particular in the agricultural context. Authored dozens of books, also engaged in editing and translation.
The following photo taken on the same day shows the location of the sign and the building Click for a larger image
The artist and teacher Aaron Avni also lived in the same building Click for sign's details