Cross-reference for ploughers

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HenryMatthew, CommentaryVol3, 0001-0236

HenryMatthew, CommentaryVol3, 0646-0789

HenryMatthew, CommentaryVol5, 0001-0448

HenryMatthew, CommentaryVol5, 0847-1238

HenryMatthew, CommentaryVol6, 0001-0362

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