OT: Looking for some ICs - Can you help?

[d-type]

[ukvac] OT: Looking for some ICs - Can you help?
Hi All,

I'm looking for the following ICs, minimum 1, preferably a few of each:

IC17 82C55 Programmable Peripheral Interface
IC18 UCN5801 TTL-Input NPN Darlington Driver
IC20 4042 4000 Series CMOS Quad D Latch
IC25 7660 +5V to -5V Convertor
IC25 HD64A180 Microprocessor
IC28 ICM 7170 Real Time Clock (As used in Oric computer)
IC29 HM6264-LP12 8K CMOS RAM (As used in VIC 20 Expansion?)
IC31 74HC14 Hex Inverting Schmitt Trigger
IC32 MAX232 RS232 Interface
IC33 ISD202 Dual Opto-Coupler
VR1 7805 Voltage Regulator

Email me off list if you can help.

Cheers,
D-Type