Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
What is the location of the Durfee Mill No. 1, built before 1872 ?

### Inputs:
table_name: table, columns: ['Ref#', 'Name', 'Built', 'Location', 'Construction']

### Response:
SELECT Location FROM table WHERE Built < 1872 AND Name = durfee mill no. 1