Whittock, Nathaniel: The Art Of Drawing And Colouring From Nature, Flowers, Fruit, And Shells: To Which Is Added, Correct Directions For Preparing The Most Brilliant Colours For Painting On Velvet, With The Mode Of Using Them, Also The New Method Of Oriental Tinting ; With Plain And Coloured Drawings (London, 1829)

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light must be left by a dexterous management os the brush. No. 7* is
the shade.
There is no disference in the material required sor the patterns,
either for velvet painting or oriental tinting; but, in the latter, to shew
how the rotundity is produced in fruit, all the patterns required sor two
cherries are drawn. No. 2. is applied first; the brush is used round the
circles, letting the centre be light. The essect os the sirst pattern
(No. 2.) is shewn in No. 4.; the efsect os the second (No. 3.) is shewn
in No. 5. No. 6. is the part of the leas in shade. Though there are two
colours there is no necessity for two patterns, as the shades are put on
with disferent brushes. No. 7- is part os the branch and the stalks os
the fruit. No. 8. shews the size and sorm os the brushes required in
this style of painting.

OIL PAINTING, FRUIT, FLOWERS, &c.
The student who can produce clear and correct drawings srom
nature, or srom the various subjects contained in this work, in water
colours, will sind but little dissiculty in painting in oil, is a judicious
selection os colours, oil, &c. is made, as all the directions sor drawing
light and shade, and colouring, apply with sew exceptions equally to
oil as water colours.