First-level heading:
The line break was forced via #math79#\\

Here is the first sentence in Sec. #sec:level1#16>, demonstrating section cross-referencing. Note that this sample file was run with the eqsecnum option selected. Here is an openface one: #tex2html_wrap_inline772#.

This file (apssamp.tex) contains comments marking the start/end of the pages of galley-style output. This should make it easier to compare the output to the input file.