Once the formal recruitment of Rosenberg was completed Semenov used Rosenberg to conduct formal recruitments of two of Rosenberg's friends from City College of New York, Joel Barr and William Perl.
Yulian Semyonov | Semyon Timoshenko | Semyon Reznik | Semyon Belits-Geiman | Nikolay Semyonov | Andrey Semyonov-Tyan-Shansky | Vladimir Magomedovich Semyonov | Semyon Remezov | Semyon Lavochkin | Semyon Dukach | Semyon Davidovich Kirlian | Semyon Budyonny | Semyon Bogdanov | Grigory Semyonov | Andrey Semyonov | Aleksandr Sergeyevich Semyonov | Aleksandr Alekseyevich Semyonov | Aleksandr Aleksandrovich Semyonov |