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Air crash near Susiec

28 Dec 1936 · Susiec

LOT Polish Airlines Lockheed Model 10 Electra · Icing of the control surfaces during a snowstorm

From Lwów to Warsaw

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Event

Event typeAccident: someone killed or seriously injured, or the aircraft substantially damaged (NTSB definition). Incident: an occurrence that affected or could have affected safety, short of that. Glossary
Accident
Event fatalities
3 · all aircraft and ground
Ground fatalities
Unknown
Occupants
Unknown
Survivors
Unknown
InjuriesFatal: death within 30 days. Serious: over 48 hours in hospital within a week, most broken bones, severe bleeding, nerve or organ damage, or serious burns. Minor: anything less. Glossary
3
OperationWhat kind of flying it was, grouped by the rules it flew under: airline (US Part 121), air taxi and commuter (Part 135), general aviation (Part 91 and similar), military or government. Glossary
Airline

Lockheed Model 10 Electra

Aircraft type
Lockheed Model 10
Category
Airplane · from aircraft type
RegistrationThe aircraft's tail number, such as N12345 or G-ABCD. Registrations are reissued, so the same one years apart can be a different aircraft. Glossary
SP-AYD
Onboard fatalities
3
Route
From LwówTo Warsaw

Approximate · Coordinates from the Wikipedia article; not checked against an investigation report.

From the Wikipedia article

The air crash near Susiec (also referred to as the crash near Tomaszów Lubelski, near Rawa Ruska or near Lwów) – the crash of a 10-seat LOT Polish Airlines Lockheed Electra passenger aircraft, which occurred on 28 December 1936 at around 10:45, near the villages of Susiec and Łuszczacz in Tomaszów County. The aircraft belonged to a batch of four examples purchased by LOT at the beginning of 1936. It was piloted by Mieczysław Jonikas and was flying from Lwów to Warsaw.

The aircraft took off on the service from Lwów to Warsaw with a delay of an hour and a half due to bad atmospheric conditions. On the route between Rawa Ruska and Susiec it ran into a snowstorm and an area of icing. The “Killfrost” anti-icing paste used at the time proved ineffective in heavier icing. At 10:29 the radio operator sent a radio message about the controls freezing. The pilot decided to attempt an emergency landing. The aircraft lost stability and at a height of about 10 metres rolled onto its left wing, struck the ground in an inverted position (on its back) and broke into two parts. The fuel ignited as a result of the impact. The circumstances of the crash were investigated by a special state commission.

As a result of the crash, two passengers were killed on the spot: Józef Zimmerman, the 36-year-old owner of the «Autopomoc» firm from Lwów, and Zygmunt Łoś, a 49-year-old doctor of laws, landowner, director of the Oilseed Trading Head Office in Warsaw, husband of Zofia née Rostworowska, and father of the later mathematician Jerzy Łoś. 4 people were injured, including the radio mechanic Józef Fronc, who died the next day in hospital in Tomaszów Lubelski as a result of burns. The injured who survived were: the pilot Mieczysław Jonikas, Eng. Stefan Krzyczkowski, technical director of LOT Polish Airlines, and Stefan Ryniewicz, consul of the Republic of Poland in Riga. Among the survivors who were unharmed was also Dr Tadeusz Piszczkowski, the newly appointed consul of the Republic of Poland in Tel Aviv, later a lecturer at the Polish University in London, author of history books, and collaborator of Radio Free Europe.

The crash near Susiec was one of three crashes of Lockheed L-10 Electra aircraft in LOT Polish Airlines livery. Shortly before, on 1 December 1936, near Malakasa close to Athens, there was the crash of an aircraft piloted by Józef Bargiel. The next crash happened on 11 November 1937 near Piaseczno in the vicinity of Warsaw. 4 people were killed in it.

Translated into English with AI assistance from the Polish Wikipedia article “Katastrofa lotnicza pod Suścem” (revision 78699511, retrieved 2026-09-19) by its authors, under CC BY-SA 4.0. Extracted as plain text: references, tables, images and some sections are left out; the translation may contain errors, and long articles were cut to their first 700 words. Read the article

Sources

Polish Wikipedia article: Katastrofa lotnicza pod Suścem
Article
Katastrofa lotnicza pod Suścem
Translation
Into English with AI assistance; names of linked operators and aircraft types from Wikidata. It may contain errors.
Revision
78699511 · 2026-01-04 · retrieved 2026-09-19
Wikidata
Q16565872
Licence
Text CC BY-SA 4.0, by the article's authors; Wikidata CC0; town positions GeoNames (CC BY 4.0)
Where each value comes from
Record
pl Wikipedia article "Katastrofa lotnicza pod Suścem" (page 2960708, revision 78699511), translated into English with AI assistance
Date
Wikipedia infobox: date
Place and country
Wikipedia infobox: site; country from Wikidata (P17)
Map position
Wikipedia article coordinates
Aircraft, operator and route
Wikipedia infobox: aircraft type, registration, operator, origin and destination; route airports from the linked airport articles' Wikidata codes (OurAirports)
Operation
operator named as an airline in the infobox
Fatalities
Wikipedia infobox: aircraft fatalities
Ground fatalities
not stated in the Wikipedia infobox
Summary
Wikipedia infobox: summary
Source notes (1)
  • Wikipedia · Facts from the Polish Wikipedia article's infobox, translated into English with AI assistance, not checked against an investigation report. Independent review pending.