“ The repair-shops of the Boston and Maine Railroad are situated here. The manufactures include carriages, silverware, harness, furniture, flour, cotton and woolen goods, leather belting and leather hose, pianos, shoes, etc. Industrial statistics for 1900 give the following figures: Number of industries, 81; invested capital, $1,959,238; value of production, $3,252,302; persons employed, 1829. Under the charter of 1853, as amended, Concord is governed by a mayor, chosen every two years, and a bicameral city council. The assessors and the school board are chosen by popular election ”