Description of the Process of Manufacturing Coal Gas, for the Lighting of Streets Houses, and Public Buildings / With Elevations, Sections, and Plans of the Most Improved Sorts of Apparatus Now Employed at the Gas Works in London and the Principal Provincial Towns of Great Britain; Accompanied With Comparative Estimates, Exhibiting the Most Economical Mode of Procuring This Species of Light

by Friedrich Christian Accum

Page xv: page number for entry AMMONIACAL LIQUOR changed to 303 (see above).

Page 42, 'principle coal mines' changed to 'principal coal mines'.

Page 43: 'Cowpers Main' changed to 'Cowper’s Main'.

Page 143: 'Melam' changed to 'Malam'.

Page 189, 'a fixed rigde point' changed to 'a fixed ridge point'.

Page 218, '10,00,000 revolutions' changed to '100,000 revolutions'.

Page 304: 'it will turn blue litmus, paper red' changed to 'it will turn blue litmus paper, red'.

Page 312: 'sal-ammonia' changed to 'sal-ammoniac'.

Index: Lines used as ditto marks and the word 'ditto' have been replaced with the dittoed words and phrases.

Price lists: in some cases the word ditto has been replaced with the dittoed text.