LE ee eee ee a ee 
i ie eee Se ene eee nee ee Tees 
i it Ss nie ei ie 
Miscellaneous Intelligence. 291 
a® Sign- sania as illustrative of the Laws of Written and Vocal Language; 
W. Sam 
5. Danetas on customs of the Waribiara and Reais, Indians i in the vicinity of 
bay Lagoon, Central America; J. A. McNIE 
On “ Pure Scarlet ;” in a letter from Ww. H. Datx (letter to 
Prof Silliman dated Smithsonian Inst., Washington, D. C., M 
e mm 
seaniet, far gar in brillianey to any of the various ales of 
rmillion, , which are commonly sold in the sh 
ad, however, no occasion to use the color until 1865, when I 
colored a lithographic plate (on ordinary paper used for such pur- 
poses) of Pentstemon Cerrosensis Kellogg, putting in the darker 
shades with carmine. 
In the summer of 1865, at Sitka, Alaska Terr., I made 
demi of AZolis and other nudibranchiate mollusks, eal ea 
streaks of bright scarlet upon various parts of their bodies and 
tentacule, These were sent by mail to the Smithsonian Institution 
where —y, remained until my return from the north in 1868. 
In 1866 being in San arnt I chanced to examine the plate 
stout, thin, map-pa how the distribution of the Indi 
es. e color was iad Be on thickly and uniformly over the en- 
tire surface of two or e of the divisions ee the map. As this 
to fade rapidly, and in the course of a few months the paper was 
pigment remaining. This oie the fading of the colored plate 
. min n examination I found that the latter was m 
the same condition, not a cle arlet remaining, and the 
- fact that the scarlet ie entirely faded away, I had failed 
to recognize it. It was made on the best rough drawing paper of 
English make. 
An e pp of the substance showed it to be soluble in 
iodid of am and hyposulph. soda, and with nitrate of sil- 
ver in solution 4 8 gave iodid of silver, hence I suppose it to con- 
sist w rin part of iodid of m en a fragment 
* for examination. The supposition that it was as acted upon by hy 
kindy soda — “ae oe is dou in view of the fact that t 
