Magnetic variation [North and South Poles], epoch 2000Format: [electronic resource] /
Publisher: [Bethesda, Md.] : National Imagery and Mapping Agency,
Date: c2001. This title can be found in 1 Iowa libraries.
Magnetic variation, epoch 2000Format: [electronic resource] /
Publisher: [Bethesda, Md.] : National Imagery and Mapping Agency,
Date: c2001. This title can be found in 1 Iowa libraries.
Magnetic variation, epoch 1995 : magnetic grid variation, epoch 1995.0 /Publisher: [Bethesda, Md.] : The Agency,
Date: [1996] This title can be found in 1 Iowa libraries.
The magnetic field of the Earth, 1990 : declination chart /Author: Peddie, Norman W.
Publisher: Reston, Va. : The Survey,
Date: 1993. This title can be found in 1 Iowa libraries.
The magnetic field in the United States, 1990, declination chart /Author: Peddie, Norman W.
Publisher: Reston, Va. : U.S. Department of the Interior, U.S. Geological Survey,
Date: 1992. This title can be found in 1 Iowa libraries.
The effect of changing magnetic declination on the compass /Author: Newitt, L. R.
Publisher: [Ottawa, Canada] : Canada Communication Group Pub. [distributor], Canada Communication Group Pub. [distributor],
Date: 1991. This title can be found in 1 Iowa libraries.
The magnetic field in the United States, 1985 /Author: Peddie, Norman W.
Publisher: Reston, Va. : Department of the Interior, U.S. Geological Survey,
Date: 1988. This title can be found in 1 Iowa libraries.
Magnetic declination chart 1985.0, Canada : lines of equal magnetic declination (variation) and annual change = Carte déclinaison magnétique 1985.0, Canada : lignes d'égale déclinaison magnétique et variation annuelle /Publisher: Ottawa : The Division,
Date: 1985. This title can be found in 1 Iowa libraries.
Total intensity chart 1985.0 : lines of equal total intensity and equal annual change : [magnetic field] : [Canada] /Publisher: [Ottawa] : [The Branch],
Date: [1985] This title can be found in 1 Iowa libraries.
Magnetic compass deviation and correction : a manual of the theory of the deviations and mechanical correction of magnetic compasses in ships /Author: Denne, W.
Publisher: Glasgow : Brown and Ferguson,
Date: 1979. This title can be found in 1 Iowa libraries.
Grids and magnetic declinations.Publisher: Washington,D.C. : War Department, Army Map Service, Corps of Engineers,
Date: [1945] This title can be found in 1 Iowa libraries.
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This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.