Einstein's letters to first wife revealing the pain of their separation emerges for sale for £87K (5 images)

• BNPS_EinsteinsPain_05.jpg BNPS.co.uk (01202) 558833. Pic: Aguttes/BNPS...

• BNPS_EinsteinsPain_04.jpg BNPS.co.uk (01202) 558833. Pic: Aguttes/BNPS...

• BNPS_EinsteinsPain_03.jpg BNPS.co.uk (01202) 558833. Pic: Aguttes/BNPS...

• BNPS_EinsteinsPain_02.jpg BNPS.co.uk (01202) 558833. Pic: Aguttes/BNPS...

• BNPS_EinsteinsPain_01.jpg BNPS.co.uk (01202) 558833. Pic: Aguttes/BNPS...