1. Cagayan Valley Rice terraces Collection: Images of the Philippines from the Gerow D. Brill Papers Location: Cagayan, Philippines Date: 1900-1902 Format: Image Photographer: Brill, Gerow D.
2. Landslide on trip to Cagayan Valley Collection: Images of the Philippines from the Gerow D. Brill Papers Location: Cagayan, Philippines Date: 1900-1902 Format: Image Photographer: Brill, Gerow D.
