Sometimes the best features of the software you use are still waiting to be discovered - even after years of use. TIL (that's Internet lingo for Today I Learned) that Zotero has the option to generate simple reports for list making and other simple pleasures.
So, if you wanted to print out a list of your books in Zotero sorted by call-number, you can add the column that contains it by clicking the little icon in the top right corner of the middle Zotero panel:
Then you can add the columns that hold the information you want...
Then you can generate a clean, beautiful report of the items you select:
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