Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment (hierarchy name)
4. Tools and Equipment (hierarchy name)
5. equipment
6. [equipment by process]
7. [grinding and milling equipment]
8. [grinding and milling machinery]

Narrower term/s

• feed mills [NP]
• milling machines[+]
  • cotton gins
  • cylinder mills
  • carding machines
  • roving frames [NP]
  • spinning frames [NP] [+]
    • ring frames
• culinary mills [NP][+]
  • querns
  • spice mills [+]
    • pepper mills
  • coffee mills
  • food mills
  • grinding stones [+]
    • metates
  • cane mills
  • flour mills
  • grain mills [+]
    • hammer mills
    • middlings mills
  • nut mills
  • roller mills
  • sorghum mills

Anotations

Scope note:

Refers to machines or mechanical apparatus, either simple or complex, for grinding or reducing a solid substance to a powder or pulp, such as corn or spice. To refer to the combined building and the milling machinery housed within it, use "mills (buildings)."