Drawing from 1810 of the ground plan, section through cental core, long section through the core and radiating wing and façade.
The image below is reproduced with the permission of the Russian State Naval Archive. The full reference is: Rossiiskii Gosudarstvennyi Arkhiv Voenno-Morskogo Flota, St Petersburg, fond 326, opis' 1, delo 10043.
|Size of original drawing 50 x 64.5 cm.|
|The inscription on the bottom right of the drawing reads: 'Plan, fasad i profil' Panopticheskogo Zavedeniia na Bol'shoi Okhte, 1810ogo goda.' (Plan, façade and profile of the Panoptical Institution on the Great Okhta, 1810.)|