Complex sentence: Other small-scale industries grew up, such as tannery and weaving; although the boom of the mid- 16th century had finished, the town's economy did not slide into ruin, and the population remained generally constant at a little under 1,000.
Split into simpler sentences: Other small-scale industries grew up, such as tannery and weaving. Although the boom of the mid- 16th century had finished, the town's economy did not slide into ruin, and the population remained generally constant at a little under 1,000.