|Image: UC Berkeley Environmental Design Library current exhibit (Source: ENVI website)|
|Image: Landscape Architecture Magazine, April 2011 (Source: Thomas Balsley Associates)|
Balsley tells us he uses Berol 314 graphite pencils for drafting and Spectracolor DESIGN or Berol Prismacolor for colored pencils. For felt-tip pens, he prefers Bravo by Pilot and Pentel Sign pens. And for markers, he uses AD markers by Chartpak.What tools do you use in your trade?