If used as a bearing oil then gently warming the oil in the morning may prove helpful.
460 Compound Steam Cylinder Oil - Morris Lubricants
1000 Compound Steam Cylinder Oil - Morris Lubricants
Triang Hornby X1512 Compound Loco Cylinder Block set with slide bars (L5441) OO
Ltd Edition Bachmann 31-930NRM Midland Railway Compound Steam Loco 1000 OO Gauge
Gauge, 6" Ashcroft Stoker Main Steam Cylinder