The track Amsterdam was recorded during J&Y's first bed-in in Amsterdam, The Netherlands.
The heartbeats heard in the track John & Yoko are, indeed, J&Y's heartbeats, recorded on 22 April 1969 in Studio Two, EMI Studios, London. The recordings were later remixed into stereo and re-made.
The original Wedding Album came in a box and included the following inserts: Vinyl album 1-1/2 x 6 photo strip 3-1/2 x 5-1/2 postcard 24 x 36 poster of wedding photos 12 x 36 poster of John and Yoko lithographs 12 square mylar bag with Bagism printed on it 11-1/2 square photo of a piece of wedding cake inserted in the mylar bag 17 page black cover booklet of wedding photos and clippings (The Press) Copy of the wedding certificate, glued to the inside box lid Matrix / Runout: SMAX 1-3361 (Side A Label) Matrix / Runout: SMAX 2-3361 (Side B Label) Matrix / Runout: SMAX-1-3361-X2 (Side A Runout Variant 1) Matrix / Runout: SMAX-2-3361-X2 (Side B Runout Variant 1) Matrix / Runout: SMAX-1-3361-W1 (Side A Runout Variant 2) Matrix / Runout: SMAX-2-3361-X2 #2 (Side B Runout Variant 2) Matrix / Runout: SMAX-1-3361-W1 (Side A Runout Variant 3) Matrix / Runout: SMAX-2-3361-F2 (Side B Runout Variant 3) Matrix / Runout: SMAX-1-3361-W1 (Side A Runout Variant 4) Matrix / Runout: SMAX-2-3361-W1 (Side B Runout Variant 4) Matrix / Runout: SMAX-2-3361-Z11 A (Side A Runout Variant 5) Matrix / Runout: SMAX-2-3361-Z12 B (Side B Runout Variant 5) Matrix / Runout: IAM in triangle (Side A and B Runout) Rights Society: BMI