2 Resultaten gevonden voor "Bestand:Geological_time_spiral_(fr).jpg".

Bestand:Geological time spiral (fr).jpg

2007-3015 at http://pubs.usgs.gov/fs/2007/3015/ for ages of geologic time periods. Ages in the spiral have been rounded from the age estimates in the Fact Sheet...


Bestand:Midland naturalist (IA midlandnaturalis01lond).pdf

Midland Naturalist - Volume 1 - title page.jpg...