Difference beween holography and photography

Last time I have discussed about the holography and written that it is a two stage process. The first stage is recording of hologram in the form of interference pattern and in the second stage, the hologram acts as a diffraction grating for the reconstruction beam and the image of the object is reconstructed for the  hologram.

Do you know what is the difference between hologram and photograph? If no, then let us discuss:

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