79/4482 [St. Petersburg]. "Prospectus collegiorum imperialium et fundorum orientalium mercatorum Petersburgi. Vista de los Collegios Imperiales, y de l'Almazén de las Mercaderias Orientales a Petersbourg." Contemp. handcol. engr. optical view, engr. caption in Latin and Spanish in lower margin, n.pl., n.d. (±1770). - AND 2 others similar, both contemp. handcol.: "Apotheca Aulica comparationis, ad fluvium Fontacka Petroburgae" ((sl.) waterstained in lower left half) and "La Grande Place de Petersbourg" (fine).