We searched for“Ordnance Survey map triangulation topography progress”(identified as Ordnance Survey, confidence: High)
Typical realised range (Gemini estimate): £100-£500
Comparables
30
Median
£88
Suggested estimate
£50 – £140
25–75% range
£50 – £208
Overall range
£1 – £20,596
Distribution
Sell-through 100% of lots sold
3% at premier salerooms
Median from 30 sold (all-time — too few recent sales)·hammer prices, excl. buyer's premium — fair-market auction value (retail/insurance replacement runs higher)
102 comparables for “Map Showing Progress of Triangulation Topography and...” · page 1 of 5
![[Lot of 3] Map Showing Progress of Triangulation](/img/aHR0cHM6Ly9iYnlzLXBiLmltZ2l4Lm5ldC8xNjcyL01BTVMzOUlFSkxfMEZFMTEzNjgzNQ.luG1gkv5EnTFAdeDNu0NqQ)
![[ Topography ] A Topographical Map of the County of...](/img/aHR0cHM6Ly9iYXJuZWJ5czIuaW1naXgubmV0LzE2NzIvMjAwMy8wNi9WVEU3TVZPQUNZL1ZURTdNVk9BQ1lfQTdRMDdKSlg0Qg.E_lyLwUTczyiCSVHhOwajw)
![[ Topography ] [Pair] Map of Public Surveys in California...](/img/aHR0cHM6Ly9iYXJuZWJ5czIuaW1naXgubmV0LzE2NzIvMjAwMy8wNi9WVEU3TVZPQUNZL1ZURTdNVk9BQ1lfOVlZOVk4RDRWNw.1q_rbxhxOmVXUDDrTcORqw)
![[ Books & Atlases ] Geological Survey (Ninth Annual...](/img/aHR0cHM6Ly9iYnlzLXBiLmltZ2l4Lm5ldC8xNjcyL0tFREU1WllPSlJfQktSUlJQUkVNVQ.EIs80VxZ3aIyVtawRHXkSA)
![[ Topography ] Map of a part of the Territory of...](/img/aHR0cHM6Ly9iYXJuZWJ5czIuaW1naXgubmV0LzE2NzIvMjAwMy8wNi9WVEU3TVZPQUNZL1ZURTdNVk9BQ1lfVlZQV1U0QTBUQQ.-pOZy-5_GU0ie_oj7xp2nw)
