This site will contain documents on the basic of archival searches and private documents in connection with the scientific and public activities of Prof. G. Manev. Some of the documents are from the Manev's family archive:
from his son Dr. Angel Manev, his granddaughter Eng. Blagodatka Stoeva and Mrs. Theodora Davidova - wife of the Manev's grandson
Prof. Ljubomir Davidov (1947-1998).  We collected also some documents from the National Polithechnical Museum, Sofia University Archive, Museum of the Institute of Solid State Physics, Bulgarian Academy of Sciences.

Infromation about some letters between G. Manev and A. Einstein was collected from
  the Albert Einstein Archives at the Jewish National & University Library http://www.albert-einstein.org/archives10.html
 and Einstein  Archives Online : http://www.alberteinstein.info/