Distance-3 graph of Heawood graph $\cong$ Incidence graph of biplane on 7 points |

Incidence graph of biplane on 11 points |

Incidence graphs of biplanes on 16 points |

Incidence graph of $GH(2,2) \cong$ Tutte's 12-cage |

Incidence graph of $GH(3,3)$ |

Incidence graph of $GQ(3,3)$ |

Incidence graph of $GQ(4,4)$ |

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*Last updated: 7 June 2017 *