He retained his position in active naval service, and taught his classes in uniform (military officers in Russia were required to wear their uniforms every day, as they were considered to be always on duty).
Mantivo o seu posto no servizo naval activo e impartía as súas clases en uniforme (os oficiais militares estaban obrigados a levar o seu uniforme durante todo o día, dado que se consideraba que sempre estaban de servizo).