On both of the passenger lists below, Schloss is mis-spelled Schlos.
This is a page of the Passenger List for the ship Chemnitz, that sailed on 15 May 1913. It sailed from Bremen, Germany to Philadelphia, Pennsylvania. Lines 7-9 show Michael, Mariana, Christian and Franz as being crossed off. So they must have missed this ship, the Chemnitz, that sailed on 15 May 1913.
This is a page of the Passenger List for the ship Breslau that sailed on 19 May 1913. It sailed from Bremen, Germany to Baltimore, Maryland. Lines 26-29 list Michael, Mariana, Christian and Franz
Or is Johnnes, Peter's younger brother, as it shows his age as 40?
This is a page of the passenger list for the ship Bosnia, that sailed on 23 May 1913. It sailed from Hamburg, Germany to St John, New Brunswick, Canada.
Have not yet found the actual passenger list page, only the index of it on Family Search.The Family Search Index for each of them is:
PeterSchloss_23May1913_BorderCrossingThe Family Search Index for each of them is:
JohannaSchloss_22Apr1914_BorderCrossing