Ogden on Fly Tying by James Ogden (Flyfisher's Classic Library) 4-Piece The swiss style ferrules are

The swiss style ferrules are oxidized and the males have a collar with a recessed slant knurl and two trim marks

My hat is off to you Ron

Near mint only a tiny scuff patch

outlined in detail in a letter of provenance by no less than Sparse Grey Hackle

and this quad is a phenomenal example of Sam's legendary work and a must-have for any serious collector

Ogden on Fly Tying by James Ogden (Flyfisher's Classic Library) 4-Piece The swiss style ferrules areA great copy of this early but important book on fly fishing with Ogden laying the groundwork for dry fly fishing. Fully bound in leather, with gilt title and decoration and marbled end papers. Nice buckram slipcover. Limited to 125 copies. Excellent, as new condition.