Plural of Baedeker; multiple travel guidebooks or handbooks for tourists.
Simply the plural form of Baedeker, the proper noun turned common noun. The plural maintains the original German pronunciation and spelling.
Victorian and Edwardian travelers were obsessed with Baedekers—they became status symbols, and carrying one signaled you were a 'cultured tourist' rather than a haphazard wanderer, much like having a travel app today!
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