I was surprised to see that there is a section for which there is no content in the ISBE (2. Earliest National Type):
https://ref.ly/logosres/intlbbldict1915?ref=Page.p+1353&off=995
It doesn't look like any text is missing. The heading is just in the wrong place. You can see the original page here:
https://archive.org/details/bibleencyclopedi02orruoft/page/n703/mode/2up