division of labour in society

audiomonitor branch point enzyme buffer effect chemical working circumfixed DaCosta's disease Eddington's model face-gears fomitopsis rhodophaea helminthosporium blight ortho-zinc arsenate pen plotter emulation program postburn psychological disturbance retime ignition speculative trading stickings-out syndrome of deficiency of heart qi telegraphed theft-loss tongue-and-groove labyrinth