Early twentieth-century postcard depicting Argentine Pass in Colorado along the Argentine Central Railway Gray Peak Route. The scene highlights high mountain terrain and railroad tracks cutting through the landscape. The card was mailed and retains a 1908 Colorado postmark.
- Location: Argentine Pass, Colorado, United States
- Subject: Argentine Central Railway Gray Peak Route
- Era: Divided Back
- Postal status: Posted
- Postmark date: 1908
- Postmark city: Waldorf
- Postmark state: Colorado
- Stamp: United States 1c Benjamin Franklin
- Postal Status:
- Posted
- Posted:
- 6/22/1908
- Posted City:
- Waldorf
- Posted State/Province:
- Colorado
- Posted Country:
- USA
- Stamp:
- 1c Franklin
- Era:
- Divided Back
- Size:
- Standard