XIII. On Compound Bodies. XVI. On Acids. [Most of XIII, On Compound Bodies, became XVI, On Acids. Some introductory material was moved to XIV, On Alkalies.] XIV. On The Combinations of Oxygen with Sulphur and with Phosphorus; and of the Sulphats And Phosphats. XVII. Of the Sulphuric and Phosphoric Acids: or, The Combinations of .... XV. On The Combination of Oxygen With Nitrogen and with Carbone; and of The Nitrats And Carbonats. XVIII. Of The Nitric And Carbonic Acids: Or The Combination ... XVI. On Muriatic And Oxygenated Muriatic Acids; and on Muriats. XIX. On The Boracic, Fluoric, Muriatic, and Oxygenated Muriatic Acids; and on Muriats. XVII. XX. On The Nature And Composition Of Vegetables. (remaining Conversations: 4th edn. + 3 = 5th edn.) * * * * * * * * * ERRATA Inconsistencies are generally unchanged; see end of Errata list. Two items are noted in the printed Errata, immediately after the Contents for Vol. I: Vol. I. page 56. last line but one, for “caloric,” read “calorific.” 179. Note, for “Plate XII.” r. “Plate XIII.” I.56 The principal use of the mirrors in this experiment is, to prove that the calorific emanation ... I.179 fn. A model of this mode of construction is exhibited in PLATE XIII. Fig. 1. Errata Noted by Transcriber: Contents II ... Dr. Herschel’s Experiments [_body text has “Herschell”_] XIV ... Hartshorn and Sal Volatile [ad] Conversation I [Emily] the electric spark which is visible, and [aud] Conversation II [Mrs. B., parenthesis] (PLATE I. Fig. 1.) [Fig. I.] [Mrs. B.] it has been called _differential_ thermometer [_missing “the”?_] [Mrs. B., parenthesis] (PLATE III. Fig. 1.) [Fig. I.] [Emily] the tin surface should radiate the least caloric [carolic] Conversation III [Emily] the glass skreen [_spelling unchanged_] [Mrs. B., parenthesis] (PLATE IV. Fig. 1.) [_error for Fig. 2._] [Plate IV caption] Thermometers one in the Ether, the other [_invisible comma after “Thermometers”?_] [Mrs. B.] he found that it was considerably colder [is was] Conversation IV [Caroline] But how can you reverse this experiment? [_printed “expe-/periment” at line break_] [Mrs. B.] instead of being 75 degrees, will be 80 degrees [_error for 88?_] [Emily, footnote] See page 102. [_in Conversation III_] [Mrs. B.] then soke it in ether [_spelling unchanged_] Conversation V [Mrs. B.] at regular distances in wooden troughs [throughs] [Caroline] the nature of the action of the Voltaic battery [Votaic] Conversation VI [Caroline] the nature of OXYGEN, which come next in our table [_error for “comes”?_]