Cite
MLA Citation
Peter R Clark-Fras. Collimating a Newtonian scientifically : incorporating the cave and laser telescope collimators. Milton Keynes : AuthorHouse UK, 2021. http://access.bl.uk/ark:/81055/vdc_100113820165.0x000001
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Peter R Clark-Fras. Collimating a Newtonian scientifically : incorporating the cave and laser telescope collimators. Milton Keynes : AuthorHouse UK, 2021. http://access.bl.uk/ark:/81055/vdc_100113820165.0x000001