WebLinks
- Objectivism: ARI: the Ayn Rand Institute
- Objectivism: ARI: ARI eStore
- Objectivism: ARI: Ayn Rand quote: Objectivism’s “briefest summary.”
- Objectivism: Leonard Peikoff Homepage
- Objectivism: Leonard Peikoff at the Prometheus Foundation
- Objectivism: The Objective Standard
- Objectivism: Objective Standard Institute
- Great Courses: The Great Courses
- Great Courses: Wondrium (previously The Great Courses Plus)
- USCB: United States Census Bureau
- USPS: EDDM: Every Door Direct Mail
- USPS: Look up a Zip Code by City and State
- USPS: Nearly 42,000 Zip Codes presently exist
