SP-404 Skylab's Astronomy and Space Sciences

Figure 2-30. X-ray emission from the Crab Nebula, for two collimator fields of view. Several energy channels were seen successively by two counters, each in three energy channels.

Figure 2-30. X-ray emission from the Crab Nebula, for two collimator fields of view. Several energy channels were seen successively by two counters, each in three energy channels.

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