one-sixty-fourths

Bi'r Fuqum chromosomal chiasma combined cutting-and-welding blow-pipe control model dearie me edmund of langley end-to-end signalling gas-filled packing Heporal laser beam transmission Lasette moonturns polyoxyethylene aliphatic alcohol ether previsioned semiautomatic private branch exchange stepping method ultramafic glass (ultrabasic glass) urkingdom vertical casting machine zone defence