You can use this model to create old photographs, just add "OLD VINTAGE PHOTO" or if you wanna make a black and white photo add "BLACK WHITE PHOTO"

VAE : Vae-ft-mse-840000-ema-pruned.ckpt

Sampling method : Euler, DPM++2M Karras

Sampling steps : 10

CFG scale : 5

Hires.Fix :

Upscaler : 4x_NMKD-Sperscale_sp_178000_G

Hires steps : 10

Denoising Strength: 0.5