powder cart

A cart used for the carriage of powder and shot for artillery. IMG:content-1420.png:[blocks in formation] brane which intervenes between the feather and the matrix, and which is dried and thrown off in proportion as the latter becomes enlarged." Powder -down feathers: Ornithology: Feathers depositing powder-down, (q. v.). "In Crypturus variegatus the powder -down feathers are intruded among the lateral feathers of the great saddle of the spinal tract."- Nitzsch : Pterylography (ed. Sclater) p. 38. Powder-down patches, Powder - down tracts : Ornith.: Patches or tracts on the skin of certain birds covered with powder-down feathers (q. v.). Nitzsch found them on birds belonging to the Accipitres, Pa erine, Galline, and Gralle. They have since been found on Leptosoma, a Picarian genus. "This has led me to the discovery of two remarkable powder-down patches." - Proc. Zool. Soc . , 1861, p. 131.