---
"title": "Appendix A"
"description": "A1 (“office of” W/s (senator OR sen OR rep OR representative) W/s (released OR issued) W/s following W/s (statement OR release)) OR “U.S. SENATE DOCUMENTS” OR “U.S. HOUSE OF REPRESENTATIVES DOCUMENTS” OR (“PRESS RELEASE” AND “Congressional Press Releases”)"
"date": "2017-02-23"
"authors":
  -
    "name": "Pew Research Center"
"url": "https://alpha.pewresearch.org/pewresearch-org/data-labs/2017/02/23/appendix-a-7/"
"categories":
  - "Facebook"
  - "Partisanship & Issues"
  - "Political Discourse"
  - "Political Polarization"
  - "Politics & Media"
---

# Appendix A

**A1** (“office of” W/s (senator OR sen OR rep OR representative) W/s (released OR issued) W/s following W/s (statement OR release)) OR “U.S. SENATE DOCUMENTS” OR “U.S. HOUSE OF REPRESENTATIVES DOCUMENTS” OR (“PRESS RELEASE” AND “Congressional Press Releases”)

[A-Z]

[A-Z]

[Aa]

[/#!$%ˆ &*;:{}=-_‘∼()]

[0-9]

[-a–zA–Z0–9@:%._+ ∼#=]

---

**Next:** [Appendix B: Terminology](https://alpha.pewresearch.org/pewresearch-org/data-labs/2017/02/23/appendix-b-terminology/markdown)