41. Modified versions of the P-38 Lightning were capable of carrying people in underwing, perspex fronted pods. 42. The lucky ones get to touch the Perspex dome that surrounds the reliquary or to press their lips against it. 43. The platform features, on one side, a perspex barrier with a handrail which was built for safety reasons. 44. A heavily smoked perspex nose allowed the stuntman sufficient visibility to steer the device whilst being entirely hidden from view. 45. Also observations during the war of eye injuries to RAF personnel had shown that Perspex appeared inert within body tissues. 46. He has written two papers on division by zero and has invented what he calls the " Perspex machine ". 47. Anderson's analysis of the properties of transreal algebra is given in his paper on " perspex machines ". 48. For smaller areas which do not require the bolus to be moulded over the skin, Perspex can be used. 49. The vision was improved with perspex panels in the doors, tankage was increased and all-metal rotors introduced. 50. The forward fuselage was a plywood semi-monocoque, with the perspex enclosed cockpit immediately ahead of the wing.
