List of Patents. 237 
sorts of silk, cotton, or woollen goods, without hurting 
the texture of the article, or spoiling the colour. 
It is also useful in cleansing oil paintings, or furniture 
that is soiled. 
Dirty painted wainscots may be cleaned by wetting a 
sponge in the liquor, then dipping it in a little fine clean 
sand, and afterwards rubbing the wainscot therewith. 
Various experiments were made by Mrs. Morris in the 
presence of a committee, at the society’s house : the whole 
process was performed before them upon fine and coarse 
goods of different fabrics, and to their satisfaction. 
No. 
List of American Patents „ 
(Continued from page 160.) 
1808. 
Antoine Boucherie, Jan. 8, improvement in making and re- 
fining sugar. 
Eli Barnum, Jan. 9, machine to facilitate the making of boots 
and shoes. 
Oliver Evans, Jan. 22, machine for manufacturing Hour and meal 
Jonathan Hicks, Jan. 28, nail cutting machine. 
John F. Gould, Feb. 1, improvement in fire places or open stoves. 
Samuel Dodge, Feb. 9, improvement in the fanning mill for grain. 
William Bent, Feb. 24, machine for splitting leather and skins. 
Hezekiah Harris, Feb. 24, improvement in the plough. 
Dan. Watson, March 4, improvement in the common suction pump 
Philemon Heaton, Mark B. Boyes, and Philemon Heaton, junior, 
improvement in propelling boats. 
Robert Fulton and Nathaniel Cutting, March 4, machine for 
manufacturing cordage and improving its quality, See. 
Phineas Pratt, March 5, machine for making combs. 
Simeon Hays, March 8, improvement in churns. 
Eleazer Cady, junior, March 9, a forcing pump with double at 
ion, applied to engines, Sec. 
