A perfect ink test / swab card, now available to use in the Rolodex / Rotary card file. With a dimension of 4"*2,65" / ca 10*6,7cm and containing 100 sheets of carefully and chosen fountain pen ink friendly paper, this is the perfect tool for you ink collection / indexing. Include the tabs to your order so you can even better index your swabs.

Col-O-Dex Tabs, set of 20, to neatly organize your ink collection with the Col-O-Dex cards.

Available in brown, blue and green. These tabs are also fountain pen friendly.

A perfect ink test / swab book. Wih a dimension of 4"*2" / ca 10*5cm and containing 100 sheets of carefully and chosen fountain pen ink friendly paper, this is the perfect booklet for you ink collection / indexing.