Blueprint of the Self-Filling Fountain Pen (1911) - A Revolution in Writing

by Zeger Knops

Choose your size

55 x 50 cm 55 cm width, 50 cm height Current 60 x 55 cm 60 cm width, 55 cm height Current 65 x 60 cm 65 cm width, 60 cm height Current 70 x 65 cm 70 cm width, 65 cm height Current 75 x 70 cm 75 cm width, 70 cm height Current 80 x 75 cm 80 cm width, 75 cm height Current 85 x 80 cm 85 cm width, 80 cm height Current 90 x 85 cm 90 cm width, 85 cm height Current 95 x 90 cm 95 cm width, 90 cm height Current 100 x 95 cm 100 cm width, 95 cm height Current 105 x 100 cm 105 cm width, 100 cm height Current 110 x 105 cm 110 cm width, 105 cm height Current 120 x 110 cm 120 cm width, 110 cm height Current 125 x 115 cm 125 cm width, 115 cm height Current 130 x 120 cm 130 cm width, 120 cm height Current 135 x 125 cm 135 cm width, 125 cm height Current 140 x 130 cm 140 cm width, 130 cm height Current 145 x 135 cm 145 cm width, 135 cm height Current 150 x 140 cm 150 cm width, 140 cm height Current 155 x 145 cm 155 cm width, 145 cm height Current 160 x 150 cm 160 cm width, 150 cm height Current 165 x 155 cm 165 cm width, 155 cm height Current 170 x 160 cm 170 cm width, 160 cm height Current 175 x 165 cm 175 cm width, 165 cm height Current 180 x 170 cm 180 cm width, 170 cm height Current 185 x 175 cm 185 cm width, 175 cm height Current 195 x 180 cm 195 cm width, 180 cm height Current 200 x 185 cm 200 cm width, 185 cm height Current 205 x 190 cm 205 cm width, 190 cm height Current 210 x 195 cm 210 cm width, 195 cm height Current 215 x 200 cm 215 cm width, 200 cm height Current 220 x 205 cm 220 cm width, 205 cm height Current 225 x 210 cm 225 cm width, 210 cm height Current 230 x 215 cm 230 cm width, 215 cm height Current 235 x 220 cm 235 cm width, 220 cm height Current 240 x 225 cm 240 cm width, 225 cm height Current 245 x 230 cm 245 cm width, 230 cm height Current 250 x 235 cm 250 cm width, 235 cm height Current 255 x 240 cm 255 cm width, 240 cm height Current 260 x 245 cm 260 cm width, 245 cm height Current 265 x 250 cm 265 cm width, 250 cm height Current 275 x 255 cm 275 cm width, 255 cm height Current 280 x 260 cm 280 cm width, 260 cm height Current 285 x 265 cm 285 cm width, 265 cm height Current 290 x 270 cm 290 cm width, 270 cm height Current 295 x 275 cm 295 cm width, 275 cm height Current 300 x 280 cm 300 cm width, 280 cm height Current 305 x 285 cm 305 cm width, 285 cm height Current 310 x 290 cm 310 cm width, 290 cm height Current 315 x 295 cm 315 cm width, 295 cm height Current 320 x 300 cm 320 cm width, 300 cm height Current