I used Adobe Illustrator Draw for this Project. I picked a brush that looks like an ink pen tapered stroke.
Prospector panning for gold, Grand Canyon National Park, circa 1897
Prospector
Prospector panning for gold, Grand Canyon National Park, circa 1897 Digital Sketch of a prospector from the gold rush era, Done on my iPad Mini 2 Reference photo used: http://www.pbs.org/nationalparks/media_detail/156/