silver mica disease in dicriminator transformer

[Paul Knaack]

Would anyone know what the value of the internal silver mica capacitors across the coils of the sound discriminator transformer?
For a Zenith 28T960.
Its coil L26, 21.3 mc part no. 95-1120. Thanks

http://www.earlytelevision.org/pdf/Z...Sams-64-15.pdf