ence version of same

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<DD>convert horizontal difference PAM back to original image

<DT><B><a href="pnmtoddif.html">pnmtoddif</a></B>
<DD>convert from Netpbm formats to DDIF

<DT><B><a href="pnmtosgi.html">pnmtosgi</a></B>
<DD>convert from Netpbm formats to SGI format

<DT><B><a href="sgitopnm.html">sgitopnm</a></B>
<DD>convert from SGI format to Netpbm formats

<DT><B><a href="pnmtosir.html">pnmtosir</a></B>
<DD>convert from Netpbm formats to Solitaire Im