What transportation technology made getting around in cities easier in the mid to late 1800s?

Read the following passage. the early mill girls were of different ages. some were not over ten years old; a few were in middle life, but the majority were between the ages of sixteen and twenty-five. the very young girls were called "doffers." they "doffed," or took off, the full bobbins from the spinning frames, and replaced them with empty ones. based on the passage, early mill girls were mostly young. were mostly middle aged. were of a variety of ages. were mostly children.

According to the map, most mining occurs in the. part of the state

Describe the geography of the nile valley . how did this geography affect civilizations that emerged in the nile valley