show peer document for isbn 9812302123
native application search for 9812302123 shows holdings from Georgetown and American; but the search API result shows only the Georgetown, main document, it omits the peer document, American's holding. You do see both holdings when you click through to the launchpad page. See attached Word document. issue-re-9812302123.docx
More examples. Find a search result showing only GT, if clicking through to launchpad reveals more institutions, check for peer documents in original search results; isbn:0684862093 shows Georgetown, not peer document for American isbn:1560727276 shows Georgetown, not peer document for American isbn:1559721308 shows Georgetown, not peer document for American
Desired action: display GT and AU copy in search result page