What is the difference between drawing from observation and drawing from memory?

To make an etching the artist first coats the entire printing plate with an acid-resistant substance called a made from beeswax, asphalt, and other material. the artist then draws on the coated plate with an etching needle exposing the metal. next the plate is dipped in the plate is removed, the waxy coating removed, and the plate is cleaned, inked and printed.

How many people were involved in the stainglass procedure and who are they

Which of these instruments is usually found in a jazz rhythm section? a. bass b. trombone c. oboe d. cello