Overview: Mark becomes concerned about the lack of research being done by his crew during restorations.
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First Air Date: Jun 14, 2012Last Air date: Apr 11, 2024Season: 19 SeasonEpisode: 256 EpisodeRuntime: 60 minutesQuality: HDIMDb: 6.40 / 10 by 7 usersPopularity: 7.852Language: English