sit on a barrel of gunpowder

sit about sit above the salt sit around sit astride a horse sit at sb's feet sit at session sit at the board with sit at the stern sit back sit by sit down sit down at table

facsimile telegram facsimile telegraph facsimile telegraphy facsimile transmission facsimile transmitter facsimile transmitting re-converter facsimile transmittter facsimile-signal converter facsimile-signal level facsimiles