San Francisco Public Library

Provenance of the Upper Miocene and Pliocene Etchegoin Formation, implications for paleogeography of the Late Miocene of central California, by James A. Perkins

Label
Provenance of the Upper Miocene and Pliocene Etchegoin Formation, implications for paleogeography of the Late Miocene of central California, by James A. Perkins
resource.baseOfFilm
safety base undetermined
Color
black and white
Dimensions
4x6 in. or 11x15 cm.
resource.emulsionOnFilm
diazo
Form Of Item
microfiche
resource.generation
service copy
resource.govDocClassificationNumber
I 19.76:87-167
resource.gpoItemNumber
624-H (MF)
Physical Description
2 microfiches, negative, ill.
resource.positiveNegativeAspect
negative
resource.reductionRatio
02
resource.reductionRatioRange
normal reduction
Specific Material Designation
microfiche
System control number
20685545(OCoLC)20685545
Carrier category
Media category

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