Videos:

By Hans van Klinken
By Hans van Klinken
By Hans van Klinken
By Hans van Klinken
By Hans van Klinken
By Hans van Klinken
By The New Fly Fisher

Literature:

Under The Spell Of NatureBy Hans van Klinken & Ina Stevens
The Fly Fishing GazetteBy Hans van Klinken & Ina Stevens
The New Fly Fisher