Negative Doubles

<BODY> <H1>Negative Doubles or Sputnik Doubles</H1> <P>Here is the <A href="NegativeDoubles_main.htm"> non-frame based version of the Negatibe double and Sputnik double convention</A>. Negative doubles or Sputnik doubles are a conventional double of RHO's overcall. </P> </BODY>