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I reference a series, specifically Jackie North's Time Travel series. I maintain that the first book, Honey from the Lion, is problematic. It is far more likely that the police would suspect the dude ranch of being staffed by serial killers than switch their attention to best friends back home. It is also fairly unimaginable that the dude ranch would let Laurie stay on their premises after he got "lost" or that the dude ranch wouldn't suffer unimaginable financial losses.
Simply saying that it didn't isn't enough.
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And I highly recommend the following books in the series so if, unlike me, you started with the first book, don't get thrown by the plot holes. Move on to the next books!
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Out of all the time travel books so far, I enjoyed Hemingway's Notebook the most. The characterizations are strong while the milieu and its conditions, as seen through the eyes of college student Jake, are evocative without being lecture-ey.
Jackie North has an ability that I greatly envy: she makes setting/place omnipresent, real, and historical without it feeling Historical. That by itself makes the books worth reading.