Harris, John Theory of Orbital Revolution [microform]: Demonstration of the Earth's Perpendicular Axis and Oblique Plane of Terrestrial Orbit
![Harris, John Theory of Orbital Revolution [microform]: Demonstration of the Earth's Perpendicular Axis and Oblique Plane of Terrestrial Orbit](https://r.kelkoo.com/resize.php?country=se&merchantId=100565793&categoryId=5101&trackingId=96964074&width=300&height=300&image=https%3A%2F%2Fm.media-amazon.com%2Fimages%2FI%2F41j3TnHxDPL._SL500_.jpg&sign=A5XGZkyVLeN7cNo541CQ.ISHx6iv8Q4e47ZoA3DcQ2c-)
Theory of Orbital Revolution [microform]: Demonstration of the Earth's Perpendicular Axis and Oblique Plane of Terrestrial Orbit