Drawings of part of paper making process, (possibly a Dickinson-type suction roller paper making machine) Comprising: D1851/P/1/1 Drawing of drive wheel, stuff chest and strainer. Scale 3/4 inch: 1 foot D1851/P/1/2 Elevation of part of paper making process, showing drive wheel, stuff chest and strainer. Scale 1/2 inch: 1 foot D1851/P/1/3 Plan of part of paper making process, showing drive wheel, stuff chest and strainer. Scale 1/2 inch: 1 foot early 19th Cent