The Halberstadt organ, about which so much has been written, was, according to Praetorius (Syntagma musicum, Wolffenbi ttel, 1618), built in 1361, and repaired or rebuilt 1495.
The chief uncertainty is as to whether he knew Justin's Syntagma, and also as to whether he had access to the Philosophumena of Hippolytus in their complete form.
Closely related to this is the account in the Syntagma of Hippolytus, which is preserved in Epiphanius, Haer.
Whether this last account, or that given by Irenaeus and in the Syntagma of Hippolytus, represents the original system of Basilides, has been the subject of a long controversy.
A comparison of the surviving fragments of Basilides, moreover, with the outline of his system in Irenaeus-Hippolytus (Syntagma) shows that the account given by the Fathers of the Church is also in the highest degree untrustworthy.
26 wrote a Syntagma against all heresies (c. A.D.
On Irenaeus, and probably also on Justin, Hippolytus drew for his Syntagma (beginning of the 3rd century), a work which is also lost, but can, with great certainty, be reconstructed from three recensions of it: in the Panarion of Epiphanius (after 374), in Philaster of Brescia, Adversus haereses, and the Pseudo-Tertullian, Liber adversus omnes haereses.
S Syntagma musicum (Wolfenbiittel, 1618), pl.
Gassendi, in his De vita, moribus, et doctrina Epicuri (Lyons, 1647), and his Syntagma philosophiae Epicuri, systematized the doctrine.
11) and Hippolytus (Syntagma), does not agree.
Syntagma musicum (Wolfenbiittel, 1618), pl.