68185594
9781015329249
Beer, Georg Josef 1763-1821 is the author of 'Art of Preserving the Sight Unimpaired to an Extreme Old Age : And of Re-Establishing and Strengthening It When It Is Become Weak: with Instructions How to Proceed in Accidental Cases Which Do Not Require the Assistance of Professional Men, And...', published 2021 under ISBN 9781015329249 and ISBN 1015329241.
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