Her alleged cover name in Soviet intelligence, and as deciphered in the [[Venona project]], is "Colleague". Bella is also identified as "Colleague" in Weinstein and Vassiliev's, ''The Haunted Wood'', a book based on Soviet archives.. | Her alleged cover name in Soviet intelligence, and as deciphered in the [[Venona project]], is "Colleague". Bella is also identified as "Colleague" in Weinstein and Vassiliev's, ''The Haunted Wood'', a book based on Soviet archives.. |