This period of time is unclear.  From Cadenabbia to Frankfurt is obvious but where he went before arriving at Bad Nauheim is confusing.  Perhaps he/they accompanied Clara to Berlin.  Why Munich?

June 2 Thursday – Sam’s notebook in transit from Cadenabbia to Lucerne.
June 3 Friday – The Clemens family rested in Lucerne, Switzerland [NB 31 TS 50].
June 4 Saturday – Sam’s notebook:  The Clemenses proceeded on to Frankfurt, Germany, where they took rooms at the Schwan Hotel [NB 31 TS 50].
June 5 Sunday – The Clemenses rested in Frankfurt, Germany at the Schwan Hotel [NB 31 TS 50].
June 6 Monday – The Clemenses left Frankfurt; Sam listed concerns in his notebook:
Left for Bad Nauheim at 12.37, after missing 1.05 train (express) through Joseph’s misinformation. / from here, 9 arr at Munich 2 stunden; Frankfurt, 8 from here Snellzug 2 hour in Frankft — 8 pm Munich. / Ask at Sommerhof’s for a physician. 12M. & 5 M.[arks] / Also what is his fee? / Shave. Cigars / Inquire about Clara’s ticket. / Shoes. Knife. / Can L. use my letter of credit? / About my date & train to Bremen / Tobacco. / No. 43. Night of 8th. Berlin to B Nauheim [NB 31 TS 51-2].

June 10 Friday – In Bad Nauheim, Germany

This period of time is unclear.  From Cadenabbia to Frankfurt is obvious but where he went before arriving at Bad Nauheim is confusing.  Perhaps he/they accompanied Clara to Berlin.  Why Munich?