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signature

staff member

tax office

police station

fire station

one's post

chief (of police)

substation

forest service field office

countersignature

police headquarters

the (above-mentioned) authorities

inside a police station, fire station, tax office, etc.

eastern office (esp. police)

chief for the day (PR event in which a celebrity heads a police, fire, etc. department for a day)

government office

The Sign of Four (novel by Conan Doyle)

substation

signatory nation

government and public offices

signature

joint signatures

online petition

online petition

digital signature

digital signature

digital signature algorithm

sign for another

signing ceremony (for a law, treaty, etc.)

government office

coming to a police station, fire station, tax office, etc.

joint signature

unsigned

e-signature

signature-collecting campaign

fire station worker

Labour Standards Inspection Office (abbr)

Electronic Signatures and Certification Business Act

fire captain

National Audit Office (China)

to sign (one's signature)

station (esp. a police station)

signature of an emperor or noble

head of a police station

self-signed certificate

signature specimen

taxation office serving a specific area

sign and seal

taxation office serving a specific area

Labour Standards Inspection Office

police station with jurisdiction for a precinct, etc.