Other circumstantial evidence included a 1979 trip to Seattle and the Columbia River, during which Weber took a walk alone along the river bank in the Tina Bar area; four months later Brian Ingram made his ransom cash discovery in the same area.
Bukti tak langsung yang lain termasuk kunjunagn ke Seattle dan Sungai Columbia pada 1979, di mana Weber berjalan-jalan sepanjan tepian sungai; empat bulan kemudian, Brian Ingram melakukan penemuan uang tebsan di area yang sama.