Who created "Neptune Holding a Trident and Standing on a Dolphin"?

Neptune Holding a Trident and Standing on a Dolphin was created by Giulio Romano in 1499–1546.

What medium is "Neptune Holding a Trident and Standing on a Dolphin"?

Neptune Holding a Trident and Standing on a Dolphin is Pen and brown ink, brush and brown wash, over black chalk.

Yes, Neptune Holding a Trident and Standing on a Dolphin is in the public domain and available for free download under CC0 license.

Ctrl K

This artwork was created 1499–1546.

Giulio Romano, 1499–1546