Please note that full-text searching for the digitized texts in our collections is based on uncorrected OCR (Optical Character Recognition) results. Any recognition errors can affect your search results. Some older publications are especially difficult for OCR software to read accurately. In particular, texts with the following characteristics are prone to error:
In some cases, accuracy for such texts is so low that we have decided not to attempt to provide full-text searching. Full text is not available for Catesby’sNatural History, Caylus’ Recueil d’antiquities, Halfpenny’s Useful Architecture, and Johnson’s One Hundred and Fifty New Designs. Use the “Display Page Text” option to see the underlying OCR results, if available.