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OCR-text (abbyy)
Heiskanen,W/eikko Aleksanteri/, & Nuotio, U
Topographic-isostatic world maps of the ef-
fect of the Hayford zones 10,9,8 and 7 to 1.
8:o Helsinki 1938.
=(Publ. of the Isostatic institute of the
Intern, association of geodesy. Nr 3*?
= Annales Academia scientiarum fennica. Ser.
A. T. 51:nr 11.
A^?? ^^^^ ^^1/
OCR-text (abbyy-crop)
Heiskanen,W/eikko Aleksanteri/, & Nuotio , U
Topographic-isostatic world maps of the ef-
fect of the Hayford zones 10,9,8 and 7 to 1.
8:0 Helsinki 1958.
=(Publ. of the Isostatic institute of the
Intern. association of geodesy. Nr 3.>
= Annales Academiæ scientiarum fennicæ. Ser.
A. T. 5l:nr 11.	Adla
[GEelunelovo Gal a Nle*
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