The 2.82 GB .ZIP file (created using 7-Zip) contains 14 .PDF volumes. The 5.9 MB .ZIP file (created using 7-Zip) contains 14 .TXT files derived from OCR using ABBYY FineReader software (2007).e .TXT files contain plain text in UTF-8 encoding. Two Microsoft Excel workbook files in .XLSX (2010 version) and .XLS (1997 – 2003 version) format contain metadata about the digitised volumes. The British Library shelfmark is '1888.b.6'. More information is available on the catalogue (physical version).