Complex sentence: These works included original drawings and paintings, as well as low-volume printed-works such as engravings, etchings, etc. The cards were typically signed by the artist, often with a date, and usually included some description of the subject.
Split into simpler sentences: These works included original drawings and paintings, as well as low-volume copy-works such as engravings. They were typically signed by the artist, often with a date, and usually included some description of the subject.