Google Books Ngram Viewer

Graph these comma-separated phrases:
case-insensitive
between and from the corpus with smoothing of .  
Search in Google Books:

1750 - 1754 1755 - 1761 1762 - 1768 1769 - 1952 1953 - 2000 musket English
1750 - 1756 1757 - 1762 1763 1764 - 1770 1771 - 1805 firelock English

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