(TXT) An explanation
 (IMG) DECLINATIO PRIMA (SVG)
 (IMG) DECLINATIO PRIMA (PNG)
 (IMG) DECLINATIO SECVNDA (SVG)
 (IMG) DECLINATIO SECVNDA (PNG)
 (IMG) DECLINATIO SECVNDA NEVTRA (SVG)
 (IMG) DECLINATIO SECVNDA NEVTRA (PNG)
 (IMG) DECLINATIO TERTIA (SVG)
 (IMG) DECLINATIO TERTIA (PNG)
 (IMG) DECLINATIO TERTIA NEVTRA (SVG)
 (IMG) DECLINATIO TERTIA NEVTRA (PNG)
 (IMG) DECLINATIO QVARTA (SVG)
 (IMG) DECLINATIO QVARTA (PNG)
 (IMG) DECLINATIO QVARTA NEVTRA (SVG)
 (IMG) DECLINATIO QVARTA NEVTRA (PNG)
 (IMG) DECLINATIO QVINTA (SVG)
 (IMG) DECLINATIO QVINTA (PNG)
 (IMG) DECLINATIONES OMNES (SVG)
 (IMG) DECLINATIONES OMNES (PNG)