**
58** | Determination of the motion of a comet which can be observed in March of this year, 1742 |

**59** | Theorems concerning the reduction of integral formulas to the quadrature of the circle |

**60** | On the resolution of an integral, if after integration the value for the determined variable quantity is assigned |

**61** | On sums of series of reciprocals from powers of natural numbers from another discussion, in which the sums are derived principally from another source |

**62** | On the integration of differential equations of various degrees |