We searched for“Shell Guides book series”(identified as Shell, confidence: High)
Typical realised range (Gemini estimate): £15-£75 per volume
Comparables
10,000
Median
£39
Suggested estimate
£15 – £80
25–75% range
£17 – £130
Overall range
£1 – £18,874,620
Distribution
Sell-through 95% of lots sold
1% at premier salerooms
Trend↘ falling -68% over 8y
Median by grade
Good
£23 n=21
VF
£98 n=14
Unc (MS60-62)
£98 n=17
Choice (MS63-64)
£83 n=9
Proof
£60 n=21
Median from 5,413 sold in the last 36 months·hammer prices, excl. buyer's premium — fair-market auction value (retail/insurance replacement runs higher)
10,000 comparables for “Shell guides” · page 13 of 417