Which preposition to use with seu

in Occurrences 1%

Ita mente exagitati sunt, ut in triremi se constitutos putarent, marique vadabundo tempestate jactatos, proinde naufragium veriti, egestis undique rebus vasa omnia in viam e fenestris, seu in mare praecipitarunt: postridie, &c. 2394.

navis Occurrences 1%

Of the like kind may be reckoned another stanza in the same book: Jussa coram non sine conscio Surgit marito, seu vocat institor, Seu navis Hispanae magister, Dedecorum pretiosus emptor.

Which preposition to use with  seu