I finally got around to finishing the notation for my midi sequence.

Here's the abc version...

T:In Flanders Fields
M:6/4
L:1/4
Q:70
C:Barry Taylor 2003
S:Music consigned to the Public Domain
R:Air
O:Poem by John McCrae 1872-1918
K:C
[| Gcd | "C"e3 dcA | "Am"A3 Ade | "Dm"f2 e2 dc | "G7"B3 Gef |!
"Em"g3 fed | "Am"c3 ccA | "Dm"f2 e2 dc | "G7"B3 BBA |\
M:3/4 A M:6/4 "C"c3-c3- | c2z Gcd | "C"e3 dcA | "Am"A3 Ade | "Dm"f2 e2 dc |!
"G7"B3 Gef | "Em"g3 fed | "Am"c3 ccc | "Dm"d3- d3- | "G7"d2z |!
Gcd | "C"e3 dcA | "Am"A3 Ade | "Dm"f2 e2 dc | "G7"B3 Gef |!
"Em"g3 fed | "Am"c3 ccA | "Dm"f2 e2 dc | "G7"B3 AAB |!
M:4/4 "C"c4- | "F"c AAB | "C"c4- | "F"c AAB |!
"C" c4- | c4- | c z3 | z4 |]
% ABC2Win Version 2.1 7/26/2003

...and here's the notation and lyrics in gif format...
http://members.shaw.ca/tunebook/flanders_notation.htm

Thank you Stewart for pointing me in the right direction for notating the quirky parts. I think next time I'll stick to something a little less 'creative' in the time signature department! 8-)