Box of 15 rounds produced by the Germans during the Third Reich.  They are 7.92mm x 57mm, armor piercing, tracer made in 1937.  This ammo is the type that was used by both ground forces and the Luftwaffe.

The label gives information about all the components of the rounds.  Powder, casing, bullet components, tracer material and primer.  Patronen-, Zündh.- u. Metallwarenfabrik A.G., vorm. Sellier & Bellot, Schönebeck/Elbe (P69) is the manufacturer who assembled all the components into a complete cartridge.

Boxes are in nice condition and the cartridges look like new.  $25 per box.
 

Patr. stands for patronen which means cartridges.
 
S.m.K. means armor piercing.  Tracer bullets will have a black band at the tip.  

L'spur (Leuchtspur) means tracer.

This box has no tracer color marking which is very unusual, I would say rare.

The second line shows that the cartridge components were assembled by Patronen-, Zündh.- u. Metallwarenfabrik A.G., vorm. Sellier & Bellot, Schönebeck/Elbe.  It was their 3rd delivery lot of 1937.

Nz. Gew. Bl. P. means nitro cellulose rifle flaked powder.  (2, 2, 0.45) means the powder particles are 2mm by 2mm by .45 mm.  The powder was made by Hasloch, delivery lot 3 of 1937.

Patrh. means cartridge case.  It was made by Sellier & Bellot (P69), delivery lot 7 of 1937.  The * means the composition of the brass was 72% copper.

Gesch. means bullet, made by  Sellier & Bellot (P.69), delivery lot 7 of 1937.

Geschossteile means the armor piercing core.  It was made by Sellier & Bellot (P.69).  Delivery lot unknown.

Satz means the yellow tracer composition and was made by  Sellier & Bellot (P.69), delivery lot is unknown.

Zdh. means primer (Zundhutchen), delivery lot 291 of 1937.  Maker is S. K. D.

Black tip means a tracer round

P69 means the cartridge case was made by Patronen-, Zündh.- u. Metallwarenfabrik A.G., vorm. Sellier & Bellot, Schönebeck/Elbe

37 means it was made in 1937.

The S* means the brass used for the cartridge  case is 72 % copper.

"7" means delivery lot 7 from Sellier & Bellot in 1937.

The red primer sealant means an armor piercing round.  

Box maker CKV, made in 1937