Transactions . |^^fflWiif/!iii» I N<p«J»sde Ir An: LXL To Hhistnxte the report of the Cbmmztfee on Mechanical Ventilators The Struve Ventilator. Plan of Annular Tank Fig. Scale 8 to lfoot. Front Elevation. Side Elevation, • / Jjeather. O O 0 c o o Wood. Ziru £? O Scale I to lfoot. J Leather, its froc<;.n9sS0J:7:ofMi-ME/m-&[. I ..cwriai^ To iftusircvte the repojf of the <

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Keywords: ., bookcentury1800, booksubjectmechan, booksubjectmineralindustries