Results 281 to 290 of about 2,243,380 (315)
Some of the next articles are maybe not open access.
A FIELD TEST OF PRIMARY TRIANGULATION THEODOLITES
Canadian Journal of Research, 1934A form of test of the accuracy of precision theodolites is described in which angles were measured out of doors at night with different instruments, the targets being small lights placed at about two miles from the observing station. Probable errors computed from the observations were the basis of comparison and it is shown how these were derived and ...
openaire +1 more source
Genetic testing in prostate cancer management: Considerations informing primary care
Ca-A Cancer Journal for Clinicians, 2022Veda N Giri +2 more
exaly
Teachers’ perceptions of exploiting immersive virtual field trips for learning in primary education
Journal of Research on Technology in Education, 2022Kun-Hung Cheng
exaly
PRIMARY HELIUM GAS FIELD FORMATION
Geological Society of America Abstracts with Programs, 2022Chris Ballentine +6 more
openaire +1 more source
Priorities for the primary prevention of breast cancer
Ca-A Cancer Journal for Clinicians, 2014exaly
The field of primary prevention.
Social science & medicine. Part E, Medical psychology, 1981G, Dubreiul, E D, Wittkower
openaire +1 more source