Printed in Great Britain.
The 1st edition appeared under title: Romer-kirken i det 19. hundredaar. En historisk skildring. I. Pavedømmet. København, Schønberg, 1876. The 2d edition, practically a new work, appeared under title: Pavedømmet i det mittende hundredaar. 2. udg. I-II. København, Schønberg, 1895-98. 2 v.