thomas hubbard sumner معنى
- توماس هابارد سومنر
- thomas توماس
- hubbard هوبارد
- thomas c. hubbard توماس س. هابارد
أمثلة
- The celestial line of position concept was discovered in 1837 by Thomas Hubbard Sumner when, after one observation, he computed and plotted his longitude at more than one trial latitude in his vicinity – and noticed that the positions lay along a line.
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