Must See Places in Copenhagen
Upper West Side, Manhattan, New York City.
Vincent van Gogh, Olive Trees at Montmajour, 1888, pencil, reed pen, brown and black ink on Whatman paper, 48 x 60cm, Musée des Beaux-Arts de Tourna, Belgium.
Botanical Garden, Copenhagen, Denmark
Varvara Harmon - Artist and Illustrator - Original Paintings, Pen, Pencil Drawings
My friend does awesome ink drawings. I reckon you're going to like these. - Imgur
oak tree, drawing oaks, oak drawing
arthur guptill - Google Search
This image here explores line. Depending on how much pressure you put on your pencil, and how close the patterns you create are, you can produce either dark tones or sensitive tones.