deletions | additions       diff --git a/layout.md b/layout.md  index c8726a3..a79bfe9 100644  --- a/layout.md  +++ b/layout.md 
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subsection_Penetrator_to_Surface_1__.tex  subsection_Probe_to_Penetrator_1__.tex  section_Lander__.tex  subsection_Design__.tex Delete__.tex  section_Penetrator_What_kind_of__.tex  subsection_Drilling_Methods__.tex  subsubsection_Mechanical_Drilling__.tex