X-rays simply explained : a handbook on Röntgen rays in theory and practice (1904)
Howgrave-Graham, Robert Pickersgill, 1880- · London : Percival Marshall & Co · leaf 108
onstructed by the amateur. The wooden base-board in this example is about 36 in. long, andupright end-boards 10 in. sipiare are provided forthe i)rints, which are secured to them by drawing 1HA(JT1CAL \-IlAV \VOI{K o:{ pins. Those hoards slide loiiL^il ndiiiallv. aiid (Mic(see li^^ Id) also… … Fig. 10. ihe rod rises from a foot which slides forwardand hackward in guides secured to the base-hoardand can l)e clamped thereto when the correct positionhas been found. Each mirror is about 6 in wide and7 in in height. All sliding arrangements shoulil hestrong and substantial, or endless trouble…
X-rays · Radiography
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