- Our knowledge of the identification and distribution of stone axes in Britain has been gained from a very long-running co-operative research effort involving archaeologists and petrologists: over the last fifty years more than 7500 axes have been examined petrologically.
- The axes of an ellipse are at right angles.
- 6.5 The distribution of flint axes from the source of mines in southern Britain.
- Under these conditions, the scattered flux is minimal along the crystallographic axes.
- We therefore know that there was long-distance transport of stone axes in prehistoric Britain, which may have begun with carriage of axes from the axe factory to a secondary distribution centre, from where they were traded out into the surrounding area.
- A typical study of ancient Egyptian tools and weapons, particularly axes, shows that four copper-based metals or alloys were used from the early third millennium BC to the middle of the first millennium BC: "pure" copper; arsenical copper (an alloy of copper with up to h per cent of arsenic); tin bronze or leaded tin bronze; and iron.
- For objects which need some thickness of metal, like ingots or axes, casting is the obvious method, while others, like fine wire or thin sheet metal, need extensive working.
- In other words, it's the spherical centre of the axes or intersecting lines that the track control arms move along on the inward and outward strokes of the springs.
- Convention has it that the source of parallel rays of light is behind the observer's left shoulder at 45 to the x , y and z axes.
- Some Egyptian axes can be dated by association with datable material in excavation contexts and occasionally by an inscription.
- How are these axes specified in development?
- It exhibits the dimensions shown: the axes have the ratio 5:4; the eccentricity is 3:5; OD + PD = m + n = 5.
- From the seventeenth century onwards antiquarians recognised that the polished stone axes found at numerous sites in Britain were made of stone that was not available locally.