![Eberhard Faber Felt Tip Pen, 0.85 mm Fine Point, Blue Barrel, Blue Ink, 12 per Pack (38013) | Amazon price tracker / tracking, Amazon price history charts, Amazon price watches, Amazon price drop alerts | camelcamelcamel.com Eberhard Faber Felt Tip Pen, 0.85 mm Fine Point, Blue Barrel, Blue Ink, 12 per Pack (38013) | Amazon price tracker / tracking, Amazon price history charts, Amazon price watches, Amazon price drop alerts | camelcamelcamel.com](https://images-na.ssl-images-amazon.com/images/I/31alg%2B6kh9L.jpg)
Eberhard Faber Felt Tip Pen, 0.85 mm Fine Point, Blue Barrel, Blue Ink, 12 per Pack (38013) | Amazon price tracker / tracking, Amazon price history charts, Amazon price watches, Amazon price drop alerts | camelcamelcamel.com
Marker pen used by architect Michael Marshall | National Museum of African American History and Culture
![Art Lounge on X: "The first felt-tip marking pen was patented in 1910 by Lee Newman. It was basically a cylinder filled with ink that led to a felt tip. Until then, Art Lounge on X: "The first felt-tip marking pen was patented in 1910 by Lee Newman. It was basically a cylinder filled with ink that led to a felt tip. Until then,](https://pbs.twimg.com/media/E3l3SF6WEAIP4P_.jpg)