Magazine illustration Google Books Published in Punch (London), July to December 1846, Volume 11, p.221
We understand that, with the view of making the most of the Grand Ecclesiastical Exhibition Station, commonly called St. Paul's Cathedral, the dome of that popular and attractive show is to be fitted up as a camera obscura. We are only surprised that an arrangement affording an opportunity for an extra charge of sixpence has not long ago been carried out by the authorities. Perhaps Daguerreotype likenesses might also be taken in the hall, while the vast recesses of the roof could be used as a sort of Pantechnicon, where property could be received for warehousing, at the usual charges.