X 
PREFACE. 
^?dep" i8c :r ies in the ,atter and p- 
o p ment of experimental research are well 
JT l P l0S0pherS - To W - Y - Ottlev, Esq. we 
acknowledge ourselves indebted for the article Painting. 
" . *° M ‘‘ J ' P - Malcolm, author of “ The Ami 
qmttes of London,- are to be ascribed those on Heral- 
Arts. P SraP a " d ° tlle ‘ ar ‘ ides connected with the 
James Parkinson, Esq. author of an elaborate and 
World ” 6 W ° ° n t the “ ° rganic R ™> a ™ »f a former 
. composed the articles Geology, Oryctologv ' 
Those’ ^ Sh<iI1S ’ Wh ‘ Ch appear 1,1 this Dictionary.’ 
d d j'r and ° n tlle Manufacture of Cotton 
duced from actual observation, with several others re- 
‘ S ‘° P, ' aCticai Mechanics, and subjects of a mixed 
nature, were furnished by W. Boswell, Esq.: and those 
on Weavmg and Short-hand by Mr. Niohtinoale. Mr 
. ™ Nicholson is the author of the treatises on Ar' 
aTZ M f Wi " 8S a ' ,d theP ~ °f P art icular 
nrofes , aCtUreS Were eithei ' communicated by 
P ofe.s,o„ai men, or in various instances drawn up under 
their inspection. 1 uer 
When the reader shall have directed his attention to 
comaledlT^- ,° f ° rigi,lal and client matter 
contained m the articles here pointed out besides „,i 
r::rr d ime “ thr ° ugh t,; ->*» ^ 
comparative c h e^e s r ejUdS ' ne ‘“ * * “ ai * a " d 
