Published Paper Model Selection Appendix

Cross Chrome Pen Cross Stainless Steel Pen Cross Silver Ballpoint Pen Cross Ballpoint Pen Black Cross Sterling Silver Pen Cross Silver Pen Cross Bailey Rollerball Pen Cross Peerless 125 Rollerball Pen Cross Satin Chrome Pen Cross Atx Rollerball Pen Cross Rollerball Pens Cross Chrome Pen And Pencil Set Cross Chrome Pen Pencil Set Cross Black Fountain Pen Cross Silver Fountain Pen Black And Silver Ballpoint Pen Cross Black Pen Silver Cross Pen Price Cross Century Ii Rollerball Pen Cross Rollerball