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The astronomical observations on the measurement of Diurnal arcs, drawn circa1840
ARP23A13_419

The astronomical observations on the measurement o...

The astronomical observations on the superior planets
ARP23A13_418

The astronomical observations on the superior plan...

Astronomical observation on aspects of the night sky
ARP23A13_421

Astronomical observation on aspects of the night s...

The astronomical observations on the inferior planets
ARP23A13_420

The astronomical observations on the inferior plan...

Title page of Tabulae Rudolphinae
ARP17A26_166

Title page of Tabulae Rudolphinae