33 
the chromatic scale and table*. Latin terms are added upon excel- 
lent authority, with as much precision as possible. It appears that 
they have been taken too indefinitely in general, and it is the less to 
be wondered at, as there is so little agreement among authors with 
regard to colours every where. 
NOMENCLATURE FOR THE CHROMATIC SCALE, 
Primaries. 
Yellows. 
1 Light yellow, Pallide flavus, .~..-----y. 
2 Middle yellow, Flavus, ----------- y. 
3 Full yellow, Saturate flavus, -.__--_- -y. 
Reds. 
4 Light red, Pallide ruber, _.-------- r. 
5 Middle red. Ruber, -r. 
6 Full red, Saturate ruber, ----------- R, 
Blues. 
7 Light blue, Pallide caeruleus, __------. i. 
8 Middle blue, Ca;ruleus, ----------- b. 
9 Full blue. Saturate caeruleus, --------- b. 
Binaries. 
10 Reddish yellow, Rubescente flavus, ------ Y. r. 
11 Yellowish orange, Flavescente aurantiacus, - - - - y. r. 
12 Full do. Saturate flavescente aurantiacus, - - - - y. r. 
13 Light orange, Pallide aurantiacus, ------- y. r. 
14 Middle orange, Aurantiacus, --------y. r. 
15 Full orange, Saturate aurantiacus, -------y. R. 
16 Reddish orange, Rubescente aurantiacus, - - - - - V-^' 
* Should any of these methods of expressing colours be adopted, there will be a stan- 
dard for any tint, as they may be identified by either mode of expression ; and the mea- 
sure of any one, or all, may be referred to, whether primary, binary, or ternary, 
Y 
