• Some minor obvious typographical errors have been corrected silently.
• For the sake of consistency and clarity, fractions appearing hyphenated throughout the book have been changed from e.g. 1-4 to 1/4. Fractions were also changed from e.g. 1 1-2 to 1-1/2.
• Missing page numbers are attributed to blank pages in the original text.
• Headings in the Table of Contents do not match headings in the main body of the book.

Corrections made:

• Pg. 7: "are the best, is erroneous [added comma] even heavy oxides"
• Pg. 8: "for color, by sufficient [replaced with "insufficient"] caution in their handling"
• Pg. 13: "the extraordinary adaptibility [replaced with "adaptability"] of paper"
• Pg. 17: "those indispensible [replaced with "indispensable"] to the art"
• Pg. 32: "The preparation of carragreen [replaced with "carrageen"]"
• Pg. 37: "saw accidently [replaced with "accidentally"] that this obstacle"
• Pg. 38: "to the color to spread out. [replaced period with comma] I filled the trough"
• Pg. 44: "It forms flat ribbon like [replaced with "ribbon-like"] pieces"
• Pg. 53: "yellowish white, hornlike [replaced with "horn-like" in keeping with rest of text]"
• Pg. 60: "combination with tauro-cholic [replaced with "taurocholic" in keeping with rest of text] acid"
• Pg. 60: "it reacts feebly [added "with"] acid"
• Pg. 62: "impregnate them with alum water [added comma] allow them to dry partly"
• Pg. 65: "color [added "and"] why they appear pale,"
• Pg. 81: "when the excess of acetic acid is evaporated and [deleted "and" added comma] we have the desired acetate"
• Pg. 81: "some [replaced with "same"] way as alum water"
• Pg. 132: "bluish-green as described above [added ; here] ochre;[deleted ;] yellow, 2 parts light chrome yellow"
• Pg. 132: "In producing pea-cock [replaced with "peacock" in keeping with text] marbles,"
• Pg. 137: "in my many year's [replaced with "years'"] experience"
• Pg. 167: "a good help to an [removed "an"] the inexperienced"
• Pg. 198: "use ultramarine blue, [removed comma] for dark [added comma]"
• Pg. 213: "the gold laid on slightly [added comma] afterwards continue"
• Pg. 241: "Irish Moss, [carageen [replaced with "carrageen"]]"
• Pg. 242: "1 Sprinkling Brush for heir-vein [replaced with "hair-vein"] edges."
• Pg. 242: "1 Sprinkling Sieve for heir-vein [replaced with "hair-vein"] edges."
• Pg. 242: "1 Sprinkling Sieve for heir-vein [replaced with "hair-vein"] edges." (In Size B)

Not changed:

• Pg. 62: "If 2-5 [not a fraction] ounces of rosin be boiled"

Both versions of the following words are used in the text and have been left as they appear:

• alkalis, alkalies
• Carrageen, carrageen
• ClichÈ, Cliche
• comb-edges, comb edges
• laying-on, laying on
• marsh mallow, marsh-mallows
• viz., viz