Project of two-headed eagle on the Borovitskaya tower. Project directors: Richter Feodor, Chichagov Nicholas Ivanovich, Bakarev Vladimir Aleхeevich. 1840-s (?); presented in July 31st 1847

Longitudinal section of the Church of St Varus in Borovitskaya tower. Architects: Richter Feodor, Chichagov Nicholas Ivanovich, Bakarev Vladimir Aleхeevich. 1840-s

Project of protective canopy over the old altar cross of the Church of St John the Baptist Nativity in Borovitskaya tower. Project directors: Richter Feodor, Chichagov Nicholas Ivanovich, Bakarev Vladimir Aleхeevich. 1840-s; presented in July 31st 1847

Project of a stele profile part for placing on the facade of Borovitskaya tower. Architects: Richter Feodor, Chichagov Nicholas Ivanovich, Bakarev Vladimir Aleхeevich. 1840-s; reported in September 24th 1847

Project of icon-cases for the Church of St Varus of the Moscow Kremlin Borovitskaya tower. Architects: Richter Feodor, Chichagov Nicholas Ivanovich, Bakarev Vladimir Aleхeevich. 1840-s (?); reported in September 30th 1847

Project of stone stairway above the guardhouse by the Moscow Kremlin Borovitskie gate. Arhitects: Richter Feodor, Chichagov Nicholas Ivanovich, Bakarev Vladimir Aleхeevich. 1840-sl reported in September 29th 1848