Athens
Comedy after tragedy. Haeckel criticized by a contributor of 'Logos'
Science and Islam
On the Greek forerunners of Darwin
The history of Natural Creation or on the subject of the theory of evolution
Proofs of transformism
The star of the Mages
On the subject of the calendar
The article discusses the history of the various calendars and mathematically describes the disadvantages of each. There is a special mention of the calculation of Easter. Finally, the author describes a way to calculate the day that corresponds to any date.