Did you know…
Which German aircraft delivered newspapers from the air?
Short answer
The Albatros L 72, a German single-engined biplane of the 1920s designed to carry newspapers between German cities for the publisher Ullstein Verlag. In its cabin, a conveyor-belt-like device held up to sixteen bundles of 10 kg (22 lb), dropped in flight by an operator or by the pilot himself.

A biplane in the service of a newspaper
The Albatros L 72 was a German transport aircraft of the 1920s, designed to carry newspapers between German cities for the publisher Ullstein Verlag. It was a single-engined biplane of conventional configuration, with wings of equal span and no stagger. It measured 10.5 m (34 ft 5 in) in length and 12.8 m (42 ft 0 in) in span. It was powered by a single 160 kW (220 hp) BMW IV and flew at 160 km/h (99 mph, 86 kn).
Sixteen bundles and a conveyor
The cabin housed a conveyor-belt-like device able to take up to sixteen bundles of newspapers of 10 kg (22 lb) each. Those bundles could then be dropped, either by an operator riding in the cabin or by the pilot.
Slots and flaps
The L 72 was the first German commercial aircraft to feature leading-edge slots and trailing-edge flaps.
More questions

Aviation history
What was the An-2 called before it became an Antonov?
SKh-1. The letters stood for Sel'sko Khozyaystvennyi — pervoy, "agricultural, the first," and corresponded to the first design from Antonov's bureau, later… more…

Aviation history
At what altitude did the weather-research An-4 biplane fly?
Up to 10,000 m: the An-4 — the design-bureau designation for the meteorological An-2ZA, intended for high-altitude weather research — could maintain power up… more…

Aviation history
How many ANBO II and III aircraft were built?
The ANBO III was the first Lithuanian-designed aircraft built in series: two batches of four built in 1930 and 1931. The ANBO II, built in Lithuania in 1927… more…

emmett anderson (CC BY), vía commons Aviation history
How many Anderson Kingfishers were under construction around 1982?
The figure on record is from 1978, not 1982: by then 200 kit sets had been sold and 100 Kingfishers were reported under construction. The EA-1 Kingfisher is a… more…

Giorces (CC BY), vía commons Aviation history
What does "Balilla" mean in the Ansaldo A.1?
"Balilla" isn't a technical designation but the nickname of the Ansaldo A.1 fighter, taken from a popular Genoese hero. The aircraft was the only… more…

ZemplinTemplar (CC BY SA), vía commons Aviation history
Why did Italy prefer the SPAD over the Ansaldo A.1 in 1917?
In 1917 there was no clear-cut preference: the A.1 wasn't even accepted by the Corpo Aeronautico Militare until December that year, because test pilots… more…