Gresvig fluer: 733-742 Oterfluer
Tiande side i salgsmappe fra Gresvig
733: Claret Bumble
734: Teal and Yellow
735: Teal and Green
736: Blue Dun
737: Tippet & Silver
738: Admiral
739: Royal Coachman
740: Red Skin
741: Wilkinson
742: Olive Quill
