Holder for perforated sheets and method of using it

Holder for record sheets and record sheets therefor

Holder for sheet material

Holder for sheets, photographs and the like

Holder for transparencies

Holder with a stack of sheets

Holding element for sheets of paper and similar materials

Horizontal file rack

Horizontal rotating document file apparatus

Illuminated clipboard

Improved binding element

Improved bolt action ring binder

Improved loose-leaf binder

Improved loose-leaf binder

Improved microfiche binding

Improved wrap-around notebook

Inclined vertical file assembly for attachment to a desk...

Index card file tray

Index card holder

Index card, file or similar flat element for a filing system