nostr:npub1utqyysjqvlmjrj7p04rghlx05cq79a7dtp7nz32rgs0fcnhcxn6srvjszf Mojn! 
Love your trip reports! 

Possibly you have mentioned it elsewhere and I had not read it: What gears does your Brompton have?
Looks like hub gears with 3 gears?

Have a good ride!