Proposed Amtrak system map from a preliminary USDOT report released in May 1978. Actual cuts, made in late 1979, were less severe.
USDOT
<a rel="nofollow" class="external text" href="http://history.amtrak.com/archives/i-amtrak-news-i-may-1978">Amtrak NEWS, May 1978</a>