If we're posting nibs, here's a weird one: Wing Sung 765 : r/fountainpens
Unusual 'pen' Mk2 - Waterman - The Fountain Pen Network
Pen Review: Merlin Triumph – The Pen Habit
The Herbert Pen Company | Custom Fountain Pens
Vintage Kenzo Fountain Pen. Unusual and Hard to Find. | eBay
Edison pens: Blue and yellow ebonite. I love this unusual blue ebonite! Ebonite has the most interesting feel in the hand: it… | Fountain pen ink, Fountain pen, Pen