The selection on two pages with "TSINGTAU - KIAUTSCHOU" on pieces (2), one with undated double circle "TSCHIANGLING/DEUTSCHE POST" (not shown) and field postcard, "TSINGTAU - WEIHSIEN" on piece (3) and "TSINGTAU - TSINANFU" on piece (2) plus picture postcard to Austria making a good group
Shantung Railway
The selection on two pages with "TSINGTAU - KIAUTSCHOU" on pieces (2), one with undated double circle "TSCHIANGLING/DEUTSCHE POST" (not shown) and field postcard, "TSINGTAU - WEIHSIEN" on piece (3) and "TSINGTAU - TSINANFU" on piece (2) plus picture postcard to Austria making a good group

Details
The selection on two pages with "TSINGTAU - KIAUTSCHOU" on pieces (2), one with undated double circle "TSCHIANGLING/DEUTSCHE POST" (not shown) and field postcard, "TSINGTAU - WEIHSIEN" on piece (3) and "TSINGTAU - TSINANFU" on piece (2) plus picture postcard to Austria making a good group
Further details
Other examples of railway dated ovals will be found in the postmark section and in Kiaochow